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2012-226s:llegal\our documents\ardinances1121building code ordinance 2009(2).doc ORDINANCE NO. 2� 12-226 AN ORDINANCE OF THE CITY OF DENTON, TEXAS AMENDING SECTIONS 28-27, 28-28, 28-33, 28-34, 28-123, 28-124, 28-144, 28-145, 28-251, AND 28-252 OF THE CODE OF ORDINANCES OF THE CITY OF DENTON, TEXAS. TO PROVIDE FOR THE ADOPTION OF THE 2009 INTERNATIONAL BUILDING CODE, 2009 INTERNATIONAL RESIDENTIAL CODE FOR ONE AND TWO FAMILY DWELLINGS, 2009 INTERNATIONAL FUEL GAS CODE, 2009 INTERNATIONAL PLUMBING CODE, AND THE 2009 INTERNATIONAL MECHANICAL CODE ALL PUBLISHED BY THE INTERNATIONAL CODE COUNCIL, REGULATING AND GOVERNING THE CONDITIONS AND MAINTENANCE OF ALL PROPERTY, BUILDINGS AND STRUCTURES; BY PROVIDING THE STANDARDS FOR SUPPLIED UTILITIES AND FACILITIES AND OTHER PHYSICAL THINGS AND CONDITIONS ESSENTIAL TO ENSURE THAT STRUCTURES ARE SAFE, SANITARY AND FIT FOR OCCUPANCY AND USE; PROVIDING FOR THE CONDEMNATION OF BUILDINGS AND STRUCTURES UNFIT FOR HUMAN OCCUPANCY f1ND USE AND THE DEMOLITION OF SUCH STRUCTURES, PROVIDING FOR THE REGULATION AND GOVERNING OF THE CONSTRUCTION, ALTERING, MOVEMENT, ENLARGEMENT, REPLACEMENT, REPAIR, EQUIPMENT LOCATION, REMOVAL AND DEMOLITION OF DETACHED ONE AND TWO FAMILY DWELLINGS AND MULTIPLE SINGLE FAMILY DWELLINGS (TOWNHOUSES) NOT MORE THAN THItEE STORIES IN HEIGHT WITH SEPARATE MEANS OF EGRESS; PROVIDING THE REGULATION AND GOVERNING OF THE DESIGN CONSTRUCTION, QUALITY OF MATERIALS, ERECTION, INSTALLATION, ALTERATION, REPAIRS, LOCATION, RELOCATION, REPLACEMENT, ADDITION TO, USE OR MAINTENANCE OF PLUMBING AND MECHANICAL SYSTEMS IN THE CITY OF DENTON, TEXAS; PROVIDING FOR THE REGULATION AND GOVERNING OF FUEL GAS SYSTEMS AND GAS FIRED APPLIANCES; PROVIDING FOR THE ISSUANCE OF PERMITS AND COLLECTION OF FEES THEREOF; PROVIDING FOR AMENDMENTS THERETO; PROVIDING FOR A PENALTY FOR VIOLATION OF A FINE NOT TO EXCEED $2,000.00; PROVIDING FOR A SEVERABILITY CLAUSE; REPEALING ALL ORDINANCES IN CONFLICT THEREWITH; AND PROVIDING FOR AN EFFECTIVE DATE. SECTION 1. That Chapter 28, Section 28-27 of the Code of Ordinances of the City of Denton is hereby amended so that said section shall hereafter be and read as follows: Adoption of the building code. The International Building Code, 2009 Edition, as published by the International Code Council, a copy of which shall be filed in the Office of the City Secretary and available for public inspection, is hereby adopted and designated as the building code far other than 1& 2 family dwellings for the city, the same as though the edition of such code were copied at length herein subject to the deletions and amendments enumerated in section 28-28; That Chapter 28, Section 28-33 of the Code or Ordinances of the City of Denton is hereby amended so that said section shall hereafter be and read as follows: Adoption of the residential code. The International Residential Code with Appendix G, 2009 edition as published by the International Code Council, a copy which shall be filed in the Office of the City Secretary and available for public inspection, is hereby adopted and designated as the residential code for the city, the same as though the edition of such code were copied at length herein subject to the deletions and amendments enumerated in section 28-34. That Chapter 28, Section 28-123 of the Code of Ordinances of the City of Denton is hereby amended so that said section shall hereafter be and read as follows: Adoption of the fuel gas code. The International Fuel Gas Code, 2009 edition as published by the International Code Council, a copy which shall be filed in the Office of the City Secretary and available for public inspection, is hereby adopted and designated as the fuel gas code for the city, the same as though the edition of such code were copied at length herein subject to the deletions and amendments enumerated in section 28-124. That Chapter 28, Section 28-144 of the Code or Ordinances of the City of Denton is hereby amended so that said section shall herea8er be and read as follows: Adoption of the plumbing code. The International Plumbing Code, 2009 edition as published by the International Code Council, a copy which shall be filed in the Office of the City Secretary and available for public inspection, is hereby adopted and designated as the plumbing code for the city, the same as though the edition of such code were copied at length herein subject to the deletions and amendments enumerated in section 28-145. That Chapter 28, Section 28-251 of the Code or Ordinances of the City of Denton is hereby amended so that said section shall hereafter be and read as follows: Adoption of the mechanical code. The International Mechanical Code, 2009 edition as published by the International Code Council, a copy which shall be iiled in the Office of the City Secretary and available for public inspection, is hereby adopted and designated as the mechanical code for the city, the same as though the edition of such code were copied at length herein subject to the deletions and amendments enumerated in section 28-252. SECTION 2..Section 28-28 of the Code of Ordinances of the City of Denton, Texas is hereby amended to read as follows: 28-28 Deletions and Amendments: Amendments to the 2009 International Building Code (1)Section IOl.4; change to read as follows: 101.4 Referenced codes. The other codes listed in Sections 101.4.1 through 101.4.6 and referenced elsewhere in this code, when specifically adopted, shall be considered part of the requirements of this code to the prescribed extent of each such reference. Whenever amendments have been adopted to the referenced codes and standards, each reference to said code and standard shall be considered to reference the amendments as well. Any reference to NFPA 70 or the Electrical Code shall mean the Electrical Code as adopted. (2)Section 101.4.7; add the following: 101.4.7 Electrical. The provisions of the Electrical Code shall apply to the installation of electrical systems, including alterations, repairs, replacement, equipment, appliances, fixtures, iittings and appurtenances thereto. (3) Section I03.1; delete tlzis section. (4)Section 105.2; make changes to tliis section as follows: 105.2 Work exempt from perm�ts. No changes in first paragraph. Buildittg: 1. ...provided the floor area does not exceed 120 square feet 2. Delete this exemption 3. No changes 4. No changes 5. No changes 6. No changes 7. No changes 8. No changes 9. No changes 10. No changes 11. No changes 12. No changes 13, No changes (S)Section 109; add Section 109.7 to read as follows: 109.7 Re-inspection Fee. A fee as established by city council resolution may be charged when: 1. The inspection called for is not ready when the inspector arrives; � 2. No building address or permit card is clearly posted; 3. City approved plans are not on the job site available to the inspector; 4. The building is locked or worlc otherwise not available for inspection when called; 5. The job site is red-tagged twice for the same item; 6. The original red tag has been removed from the job site. 7. Failure to maintain erosion control, trash control or tree protection, Any re-inspection fees assessed shall be paid before the final inspection is made on that job site. (6)Sect�on 109; add Sectfo�z 109.8, 109.8.1, 109.8.2 and 109.9 to read as follows: 109.8 Worlc without a permit. 109.8.1 Investigation. Whenever wark for which a permit is required by this code has been commenced without first obtaining a pertnit, a special investigation shall be made before a permit may be issued for such work. 109.8.2 Fee. An investigation fee, in addition to the permit fee, shall be collected whether or not a permit is subsequently issued. The investigation fee shall be equal to the amount of the permit fee required by this code ar the city fee schedule as applicable. The payment of such investigation fee shall not exempt the applicant from compliance with all other provisions of either this code or the technical codes nor from penalty prescribed by law. 109.9 Unauthorized cover up fee. Any work concealed without first obtaining the required inspection in violation of section 110 shall be assessed a fee as established by the city fee schedule. This fee shall be in addition to any citations issued as a result of work being concealed without proper inspections. (7)Section 202; amerzd definitions ofAmbulatory Healtl� Care Facility and Fire WatcJz as follows: [B] AMBULATORY HEALTH CARE FACILITY. Buildings or portions thereof used to provide medical, surgical, psychiatric, nursing or similar care on a less than 24-hour basis to individuals who are rendered incapable of self-preservation. This group may include but not be limited to the following: - Dialysis centers - Sedation dentistry - Surgery centers - Colonic centers - Psychiatric centers [F]FIRE WATCH. A temporary measure intended to ensure continuous and systematic surveillance of a building or portion thereof by one or more qualified individuals or standby personnel when required by the fire code o�cial, for the purposes of identifying and controlling fire hazards, detecting early signs of unwanted %re, raising an alarm of fire and notifying the %re department, (8)Section 202; amend definition to read as follows: HIGH-RISE BUILDING. A building with an occupied floor located more than SS feet (I6 764 mm) above the lowest level offrre department vehicle access. (9)Section 304.1; add the following to the list of occupancies: Fire stations Police stations with detention facilities for 5 or fewer detainees (10)Section 307.1; add tlze fol[owing to Exception 4: 4. Cleaning establishments... {text unchanged} ...with Section 712, or both. See also IFC chapter 12, Dry Cleaning Plant provisions. (11)Section 310.1; amend second paragraph under R-3 as follows: Adult care and child care facilities with 5 or fewer unrelated persons that are within a single-family home are permitted to comply with the International Residential Code, (12)Section 406.1.2; add �tem 3 to read ns follows: 3. A separation is not required between a Group R-2 and U carport provided that the carport is entirely open on all sides and that the distance between the two is at least 10 feet (3048 mm). (13)Section 406.6.1; add a seco�td paragrapl: to read as follows: This occupancy shall also exclude garages operated for minor repair, modification and servicing of motor vehicles for items such as lube changes, inspections, windshield repair or replacement, shocks, minor part replacement and other such minor repairs. (14)Sectfon 903.1.1; change to read as follows: [F] 903.1.1 Alternative protection. Alternative automatic fire-extinguishing systems complying with Section 904 shall be permitted in addition to automatic sprinkler protection where recognized by the applicable standard, or as approved by the fire code official. (1 S)Chapter 9; Fire Protection Systems refer to t12e 2009 Internationnl Fire Code as amended by tlze City of Denton, except for sections 909 Srnoke Control Systems and section 910 Srnoke and Heat Vents. (16)Section 910.1; chr�nge Exception 2 lo read as follows: 2. Where areas of buildings are equipped with early suppression fast-response (ESFR) sprinlclers, only manual smoke and heat vents shall be required within these areas. Automatic smoke and heat vents are prohibited. (I7)Sect�on 910.2; add Section 910.2.3 with exceptions and 910.2.4 to read as follows: 910.2.3 Group H. Buildings and portions thereof used as a Group H occupancy as follows: 1. In occupancies classified as Group H-2 or H-3, any of which are more than 15,000 square feet (1394 m2) in single floor area. Exceptions: 1. Buildings of noncombustible construction containing only noncombustible materials. 2. Areas of buildings in Group H used for storing Class 2, 3 and 4 liquid and solid oxidizers, Class 1 and unclassified detonable organic peroxides, Class 3 and 4 unstable (reactive) materials, or Class 2 or 3 water-reactive materials as required for a high-hazard commodity classiiication. 0 910.2.4 Exit access travel distance increase. Buildings and portions thereof used as a Group F-1 or S-1 occupancy where the maximum exit access travel distance is increased in accordance with Section 1016.3. (I8)Table 910.3; cJzange the title of the firsl row of the table from "Group F-1 and S-1 " to include "Group H" and to read as follows: Group H, F-1 and S-1 (19)Section 910.3.2.2; add second paragraplz to read as follows: The automatic operating mechanism of the smoke and heat vents shall operate at a temperature rating at least 100 degrees F(approximately 38 degrees Celsius) greater than the temperature rating of the sprinklers installed. (20)Section 1007.1; add t/ae following Exception 4: Exceptions: {previous exceptions unchanged} 4. Buildings regulated under State Law and built in accordance with State registered plans, including any variances or waivers granted by the State, shall be deemed to be in compliance with the requirements of Section 1007. (21) Section 1008.1; add following paragraplzs to read as follows: 1008.1 Doors. {previous text unchanged} Exterior door openings more than 30 inches from the top of the threshold to the surface or ground on the exterior side of the door, that are not part of a means of egress, shall be protected by an engineered guard designed for a live load equal to the occupancy served. The means of attachment of the guard to the structure shall be designed and stamped by a registered professional engineer. The design of the guard shall meet or exceed the minimum requirements of sections 1013.2 and 2308.12.7 of this code; otherwise the exterior operating door shall be fixed in a closed position with al] operating hardware removed. (22)Section 1008.1.4.4; add clZanges to rercd as follows: 1008.1.4.4 Access-controlled egress doors. The entrance doors in a means of egress in buildings... {text unchanged),..R-1 and R-2 shall allow for free egress at all times without the use of keys, special knowledge, or effort. {delete rest of section} (23)Section I008.1.9.3; Locks and Latcl:es; add corzdition as follows: 1008.1.9.3, Locics and latches. Locks and latches shall... (text unchanged}.., any of the following exists: €text of conditions 1 through 3 unchanged} 3.1 Where egress doors are used in pairs and positive latching is required, approved automatic flush bolts may be permitted, provided that both leaves achieve positive latching regardless of 5 the closing sequence and the door leaf having the automatic flush bolts has no doorknobs or surface mounted hardware. {text of conditions 4 and 5 unchanged} (24)Section 1015; add new sectfon 1015.7 to read as follows: 1015 7 Electrical Rooms Far electrical rooms special e�cititl� requirements maV apply per the electrical code as adopted. (25)Section 1016; add new section 1016.3 to read as follows: 1016.3. Roof Vent Increase. In buildings that are one story in height, equipped with automatic heat and smoke roof vents complying with Section 910 and equipped throughout with an automatic sprinlder system in accordance with Section 9033.1.1, the maxnnum exit access travel distance shall be 400 feet for occupancies in Group F-1 or S-1. (26)Sectio�:1018.1; add exception 5 to read as follows: {previous text unchanged} 5. In Group B office buildings, corridor walls and ceilings need not be of fire-resistive consriuction within office spaces of a single tenant when the space is equipped with an approved automatic fire alarm system within the corridor. The actuation of any detector shall activate alarms audible in all areas served by the corridor. (27)Section 1022.9; amend section to read as follows: 1022.9. Smokeproof enclosures and pressurized stairways. In buildings required to comply with Section 403 or 405, each of the exit enclosures serving a story with a floor service not more than 55 feet (16 764 mm) above the lowest level of fire department vehicle access or more than 30 feet (9 144 mm) below... (remaining text unchanged} (28)Section 1024.1; change to read as follows: 1024.1; Generad. Approved luminous egress path markings delineating the exit path shall be provided in buildings of Groups A, B, E, I, M and R-1 having occupied floors located more than SS feet (16 764 mm) above the lowest level offire department vehicle access in accordance with... {Remaining text unchanged}. (29)Section 1101.2; add an exception to read as follows: Exception: Buildings regulated under State Law and built in accordance with State registered plans, including any variances or waivers granted by the State, shall be deemed to be in compliance with the requirements of this Chapter. (30)Section 1505.7; delete the section. (31)Section ISI0.1; add a seritence to read as follows: 1510.1 General. Materials and methods of applications used for recovering or replacing an existing roof covering shall comply with the requirements of Chapter 15. All individual replacement shin�les or shalces shall be in compliance with the ratin�quired bv Table 1505.1. {text of exception unchanged} (32)Section 2308.4; add Section 2308.4.3 to read as follows: '�. 2308.4.3 Application to engineered design. The Building Official may apply any portion of this section to buildings that are otherwise outside the limitations of this section provided that: 1. The resulting design will comply with the requirements specified in Chapter 16; 2. The load limitations of various elements of this section are not exceeded; and 3. The portions of this section which will apply are identified by an engineer in the construction documents. (33)Section 2902.1; cha�xge to read as follows and add sub sections: [P]2902.1 Minimum number of fixtures. Plumbing fixtures shall be provided for the type of occupancy and in the minimum number as follows: 1. Assembly Occupancies: At least one drinking fountain shall be provided at each floor level in an approved location. Exception: A drinking fountain need not be provided in a drinking or dining establishment. The minimum number of fixtures provided shall also comply with the number shown in Table 2902.1. Requirements far occupancies not shown in Table 2902.1 may be determined individually by the building official. The number of occupants shall be determined by this code. Occupancy classification shall be determined in accordance with Chapter 3. (34)Section 3006.1; add Section 3006.1 to read as follows and renumber remaini�:g sectioizs: 3006.1, General. Elevator machine rooms shall be provided." {Renumber remaining sections.} (35)Section 3006.4; add a sentence to read as follows and delete exceptions 1 ar�d 2: [F] 3006.4. Machine Rooms: {text unchanged}... Storage shall not be allowed within the elevator machine room. Provide approved signage at each entry door to the elevator machine room stating "Elevator Machinety — No Storage Allowed." (36)Section 3109.1; change to read as follows: 3109.1 General. Swimming pools shall comply with the requirements of this section and other applicable sections of this code as well as also complying with applicable state laws. END SECTION 3. Section 28-34 of the Code of Ordinances of the City of Denton, Texas is hereby amended to read as follows: 28-34. Deletions and Amendments: Amendments to the 2009 International Residential Code (1)Section RI01.1; Insert jurisdiction name as follows: 7 R101.1 Title. These regulations shall be known as the Residential Code for One- and Two family Dwellings of the City of Denton hereinafter referred to as "this code." (2)Section R102.4; change to read as follows: R102.4 Referenced codes and standards. The codes, when specifically adopted, and standards referenced in this code shall be considered part of the requirements of this code to the prescribed extent of each such reference. Whenever amendments have been adopted to the referenced codes and standards, each reference to said code and standard shall be considered to reference the amendments as well. Any reference made to NFPA 70 or the Electrical Code shall mean the Electrical Code as adopted. Where differences occur between provisions of this code and referenced codes and standards, the provisions of this code shall apply. Exception: Where enfarcement .., (remainder of text unchanged}... (3)Section R105.2; make chrcnges to this section as follows: R105.2 Work exempt from permits. No changes in first paragraph. Bu�lding: l...provided the floor area does not exceed 120 sguare feet... 2. Delete this exemption 3. No changes 4. No changes 5. No changes 6, No changes 7. No changes 8. No changes 9. No changes 10. Decks not exceeding 120 square feet in area... (4)Section 108.7; add Section 108.7 to read as follows: 108 7 Re-inspection Fee A fee as established bv citv council resolution mav be charged when: 1 The inspection called for is not ready when the inspector arrives; 2. No building address or �ertnit card is clearl�posted; 3 A�roved�lans are not on the job site available to the inspectar• 4. The buildin� is lociced or work otherwise not available for inspection when called; 5. The job site is red-tagged twice for the same item; 6. The ori�inal red tag has been removed from the job site and/or, 7 Violations exist on the property includin� failure to maintain erosion control, trash control or tree protection. 8. Any re-inspection fees assessed shall be paid before any more inspections are made on that iob site. (S)Section R109.1.3; change to read as follows: R109.1.3 Floodplain inspections. For construction permitted in areas prone to flooding as established by Table R301.2(1), upon ,,.(text unchanged} ... construction, the building official may require submission . . . {text unchanged}. (6)Section Rll D(RII0.1 through RI10.5); delete tlze sectio�. (7)Sectioh R112.2.1 & R112.2.2; delete tl:e sections. (8)Table R301.2(I); fill in as follows: GROUND SNOW WIND DESIGN SEISMIC DESIGN LOAD SPEEDd (mph) Topographic Effectsk CATEGORYf 5 Ib/ft2 90 (3-sec-gust)/76 No A fastest mile SUBJECT TO DAMAGE FROM Weatheringa Frost line depth� Tertnite` moderate 6" very heavy WINTER DESIGN ICE BARRIER UNDER- FLOOD AIR FREEZING MEAN TEMPe LAYMEN h �ZARDSg INDEX' ANNUAL TENIP� REQUIRED 22°F No local code 69°F 64.9°F {No change to footnotes} (9)Section R302.1; add exception #6 to read as follows: Exceptions: {previous exceptions unchanged} 6. Open metal carport structures may be constructed when also approved within adopted ordinances. (10)Section R302.2, Exception; change to read as follows: Exception: A common two-hour fire-resistance-rated wall assembly, or one-hour fire-resistance-rated wall assembly when equipped with a sprinkler system... {remainder unchanged} (II)Section R302.2.4, Exception S; cl:ange to read as follows: Exception: {previous exceptions unchanged} 5. Townhouses separated by a common two-hour fire-resistance-rated wall, or one-hour %re resistant rated wall when equipped with an automatic sprinlder system, {remainder unchanged} (12)Section R302.3; add Exception #3 to read as follows: Exceptions: 0 1. {existing te�t unchanged} 2. {existing text unchanged} 3. Two-family dwelling units that are also divided by a properly line through the structure shall be separated as required for townhouses. (13)Section R302.5.1; add sentence to section as follows: R302.5.1 Opening protection. {existing section unchanged}... Pull down ladders installed in the ceiling of an attached garage, where the garage attic is open to the attic of the house, shall have a minimum 20 minute %re rating or have an approved covering of fire retardant materials. (14)Section R302.5.2; change to read as follows: R302.5.2 Duct penetration. Ducts in the garage... {text unchanged} ... and shall have no openings into the garage and shall be protected as required by Section 302.11, Item 4. (I S)Section R302.5.3; amend the section as follows: R302.5.3 Other penetrations. Penetrations through the separation required in Section R302.6 shall be protected as required by Section R30211, Item 4. (16)Section R302.7; change to read as follows: R302.7 Under stair protection. Enclosed accessible space under stairs shall have walls, under stair surface and any soffts protected on the enclosed side with 5/8-inch (15.8 mm) %re-rated gypsum board or one-hour fire-resistive construction. (17)Section R303.3, Exception; c/tange to read as follows: Exception: The glazed areas shall not be required where artificial light and a mechanical ventilation system, complying with one of the following, are provided. 1. The minimum ventilation rates shall be 50 cfin (24 L/s) for internuttent ventilation ar 20 cfm (10 L/s) for continuous ventilation. Ventilation air from the space shall be exhausted directly to the outside. 2. Bathrooms that contain only a water closet, a lavatory, or water closet and a lavatory may be ventilated with an approved mechanical recirculating fan or similar device designed to remove odars from the air. (I S)Section 602.6.1; amend tlze following: R602.6.1 Drilling and notching of top plate. When piping or ductwark is placed in or partly in an exterior wall or interior load-bearing wall, necessitating cutting, drilling or notching of the top plate by more than 50 percent of its width, a galvanized metal tie not less than 0.054 inch thick (1.37 mm) (16 Ga) and 5 inches (127 mm) wide shall be fastened across and to the plate at each side of the opening with not less than eight lOd (0.148 inch diameter) having a minimum length of 1'/2 inches (38 mm) at each side or equivalent. Fasteners will be offset to prevent splitting of the top plate material. The metal tie must extend a minunum of 6 inches past the opening. See figure R602.6. L 10 (19)Figure R602.6.1; delete the figure and insert tlze following�gure: NOTCH GREA PERCENT OF TOP For SI: 1 inch = 25.4 mm FIGURE R602.6.1 TOP PLATE FRAMING TO ACCOMMODATE PIPING WALL CONSTRUCTION 054 IN.)AND 5 IN. WIDE 'ASTENE� ACROSS AND TE AT EACH SIDE OF THE H 8-16d NAILS EACH SIDE (20)Section R703.2; add sentence to section as fallows: R703.2 Water-resistive barrier. €existing section unchanged} ,.. The use of paint as a water-resistive barrier will no longer be accepted as an exception to this code. (21)Section R703. � 4.1; add a second paragr�ph to rea�l as follows: In stud framed exterior walls, all ties shall be anchored to studs as follows: 1. When studs are 16 in (407 mm) o.c., brick ties shall be spaced no further apart than 24 in (737 mm) vertically starting approximately 12 in (381 mm) from the foundation; or 2. When studs are 24 in (610 mm) o.c., brick ties shall be spaced no further apart than 16 in (483 mm) vertically starting approximately 8 in (254 mm) from the foundation. (22)Section R902.1; Amend and add exception #3 to read as follows: 11 R902.1 Roofing covering materials. Roofs shall be covered with materials as set forth in Sections R904 and R905. Class A, B, or C roofmg shall be installed. (remainder uncltanged) Exceptions: 1. {text unchanged} 2. {text unchanged} 3. Non-classified roof coverings shall be permitted on one-story detached accessory structures used as tool and storage sheds, playhouses and similar uses, provided the floor area does not exceed (area defined by jurisdiction). (23)Section R907.1; add a sentence to read as follows: R907.1 General. Materials and methods of application used for re-covering or replacing an existing roof covering shall comply with the requirements of Chapter 9. All individual replacement shingles or shakes shall comply with Section R902.1, {Exception unchanged} (24) Sections NII01 tlzrough N1103 shall conform to the requirements of the 2009 International Energy Conservation Code as amended by the City of Denton. (25)Section M1305.1.3; change to read as follows: M1305.1.3 Appliances in attics. Attics containing appliances requiring access shall be provided ...{bulk of paragraph unchanged} ... sides of the appliance where access is required. The clear access opening dimensions shall be a minimum of 20 inches by 30 inches (508 mm by 762 mm), or larger and large enough to allow removal of the largest appliance. As a minunum, access to the attic space, provide one of the following: 1. A permanent stair. 2. A pull down stair with a minimum 3001b (136 kg) capacity. 3. An access door from an upper floor level. 4. Access Panel may be used in lieu items 1, 2, and 3 with prior approval of the building o�cial due to building conditions. Exceptions: 1. The passageway and level service space are not required where the appliance can be serviced and removed through the required opening. 2. Where the passageway is unobstructed... {remaining text unchanged} (26)Section M1305.1.3.1; add text to read as follows: M1305.1.3.1 Electrical requirements. A luminaire controlled by a switch located at the required �assage- way opening and a receptacle outlet shall be installed at or near the appliance location in accordance with Chapter 39. Low voltage wiring of 50 Volts or less shall be installed in a manner to prevent physical damage. (27)Section M1305.1.4.1; cleange to read as follows: 12 M1305.1.4.1 Ground clearance. Equipment and appliances supported from the ground shall be level and firmly supported on a concrete slab or other approved material extending above the adjoining ground a minimum of 3 inches (76 mm). Appliances suspended from the floor shall have a clearance of not less than 6 inches (152 mm) above the ground. (28)Section M1305.1.4.3; add text to read as follows: M1305.1.4.3 Electrical requirements. A luminaire controlled by a switch located at the required passage- way opening and a receptacle outlet shall be installed at or near the appliance location in accordance with Chapter 39. Low voltage wiring of 50 Volts or less shall be installed in a manner to prevent physical damage. (29)Section M1307.3.1; delete. (30)Section M1411.3; change to read as follows: M1411.3 Condensate disposal. Condensate from all cooling coils or evaporators shall be conveyed from the drain pan outlet to a sanitary sewer through a trap, by means of a direct ar indirect drain unless otherwise approved by a building official.. {remaining text unchanged} (31)Section M141I.3.1, Items 3 and 4; add text to read as follows: M1411.3.1 Auxiliary and secondary drain systems. {bulk ofparagraph unchanged} 1. {text unchanged} 2. {text unchanged} 3. An auxiliary drain pan... (bulk of text unchanged}... with Item 1 of this section. A water level detection device may be installed only with prior approval of the building o�cial. 4. A water level detection device,.. {bulk of text unchanged}... overflow rim of such pan. A water level detection device may be installed only with prior approval of the building o�cial. (32)Section M1411.3.1.1; add text to read as follows: M1411.3.1.1 Water-level monitoring devices. On down-flow units ... (bulk of text unchanged}... installed in the drain line, A water level detection device may be installed only with prior approval of the building Off CIQZ. (33)Section Ml 501; add new Section MI501.2 to read as follows: M1501.2 Material and size. Exhaust ducts shall have a smooth interior fmish and shall be constructed of metal a minimum OA16-inch (0.4mm) thick. The exhaust duct size shall be 4 inches (102 mm) nominal in diameter. Duct size shall not be reduced along its developed length or at termination. (34)Section MI501; add new Section MI501.3 to read as follows: M1501.3 Specified length. The maximum length of the exhaust duct shall be 35 feet (10668 mm) from the connection to the transition duct from the appliance to the outlet terminal. Where fittings are used, the maximum length of the e�aust duct shall be reduced in accordance with Table M1502.4.4.1. (35)Section M2005.2; change to read as follows: 13 M2005.2 Prohibited locations. Fuel-fired water heaters shall not be installed in a room used as a storage closet. Water heaters located in a bedroom or bathroom shall be installed in a sealed enclosure so that combustion air will not be taken from the living space. Access to such enclosure may be from the bedroom or bathroom when through a solid door, weather-stripped in accordance with the exterior door air lealcage requirements of the International Energy Conservation Code and equipped with an approved self-closing device. Installation of direct-vent water heaters within an enclosure is not required. Water heaters of any type shall not be installed in attics; with exception of replacement of existing water heaters. (36)Section G2408.3 (305. S); delete. (37)Seciion G2412.5 (40I.5); add a second paragraph to read as follows: Both ends of each section of inedium pressure gas piping shall identify its operating gas pressure with an approved tag. The tags are to be composed of aluminum or stainless steel and the following wording shall be stamped into the tag: "WARNING 1/2 to 5 psi gas pressure Do Not Remove" (38)Section G2413.3 (402.4.3); add an exceptio�: to read as follows: Exception: Corrugated stainless steel tubing (CSST) shall be a minimum of 1/2" (18 EDH). (39)Section G2414.5 (403.5); clzange to read as follows: G2414.5 (403.5) Metalic tubing. Seamless copper (shall not be used for natural gas systems), aluminum alloy, or steel tubing shall be pertnitted to be used with gases not corrosive to such material. (40)Section G2415.10.1 (404.9.1); delete. (41)Section G241 S.IO (404.10); cJ:ange to read ns follows: G2415.10 (404.10) Minimum burial depth. Underground piping systems shall be installed a minimum depth of 18 inches (457 mm) below grade, except as provided for in Section G2415.10.1. (42)Section G241 S.S; add a sentence to read as follows: G2415.5 (404.5) Protection against physical damage. {existing section with no changes}...CSST pipe shall not be installed within insulated exterior walls nor within 12 inches of the connection between the top plate of an insulated exterior wall and the roof rafters. (43)Section G2417.1 (406.1); cliange to read as follows: G2417.1 (406.1) General. Prior to acceptance and initial operation, all piping installations shall be inspected and pressure tested to determine that the materials, design, fabrication, and installation practices comply with the requirements of this code. The permit holder shall make the applicable tests prescribed in Sections 2417.1.1 through 2417.1.5 to determine compliance with the provisions of this code. The permit holder shall give reasonable advance notice to the building o�cial when the piping system is ready for testing. The equipment, material, power and labor necessary for the inspections and test shall be furnished by the permit holder and the permit holder shall be responsible for determining that the work will withstand the test pressure prescribed in the following tests. (44)Section G2417.4; clzange to read as follaws: G2417.4 (406.4) Test pressure measurement. Test pressure shall be measured with a manometer or with 14 a pressure-measuring device designed and calibrated to read, record, or indicate a pressure loss caused by leakage during the pressure test period. The source of pressure shall be isolated before the pressure tests are made. Gauges used to measure... {remainder unchanged} (45)Section G2417.41; cl:ange to read as follows: G2417.4.1 (406.4.1) Test pressure. The test pressure to be used shall be not less than 3 psig (20 kPa gauge), or at the discretion of the Building Officzal, the piping and valves may be tested at a pressure of at least six (6) inches (152 mm) of inercury, measured with a manometer or slope gauge. For tests requiring a test pressure of 3 psig, gauges shall utilize a dial with a minimum diaphragm diameter of three and one half inches (3 %z"), a set hand, measurement precision in increments of 1/10 psi ar finer and a pressure range not to exceed 6 psi for tests requiring a pressure of 3 psig. For tests requiring a test pressure of 10 psig, diaphragm gauges shall utilize a dial with a minimum diameter of three and one-half inches (3 '/z"), a set hand, measurement precision in increments of 2/10 psi or finer, and a pressure range not to exceed 20 psi. For welded piping, and for pipfng carrying gas at pressures in excess of fourteen (14) inches water column pressure (3.48 kPa) (1/2 psi) and less than 200 inches of water column pressure (52.2 kPa) (7.5 psi), the test pressure shall not be less than ten (10) pounds per square inch (69.6 kPa). For piping carrying gas at a pressure that exceeds 200 inches of water colutnn (52.2 kPa) (7.5 psi), the test pressure shall be not less than one and one-half times the proposed maximum working pressure. (46)Sect�on G2417.4.2; cl:ange to read as follows: G2417.4.2 (406.4.2) Test duration. The test pressure shall be held for a length of time satisfactory to the Building Official, but in no case for less than fifteen (15) minutes. For welded piping, and for piping carrying gas at pressures in excess of fourteen (14) inches water column pressure (3.48 1cPa), the test pressure shall be held for a length of time satisfactory to the Building O�cial, but in no case for less than thirty (30) minutes. (47)Section G2420.1 (406.1); add Section G2420.1.4 to read as follows: G2420.1.4 Valves in CSST installations. Shutoff valves installed with corrugated stainless steel (CSST) piping systems shall be supported with an approved termination iitting, or equivalent support, suitable for the size of the valves, of adequate strength and quality, and located at intervals so as to prevent or damp out excessive vibration but in no case greater than 12-inches from the center of the valve. Supports shall be installed so as not to interfere with the free expansion and contraction of the system's piping, fittings, and valves between anchors. All valves and supports shall be designed and installed so they will not be disengaged by movement of the supporting piping. (48)Section G2421.1 (410.1); add text a�zd Exception to read as follaws: G2421.1 (410.1) Pressure regulators. A line pressure regulator shall be ,.. {bulk of paragraph unchanged}... approved for outdoor installation. Access to regulators shall comply with the requirements for access to appliances as specified in Section M1305. Exception: A passageway or level service space is not required when the regulator is capable of being serviced and removed through the required attic opening. (49)Section G2439.5 (619.6); clta�tge text to read as follows: G2439.5 (614.6) Domestic clothes dryer exhaust ducts. E�chaust ducts for domestic clothes dryers shall conform to the requirements of Sections G2439.5.1 through G2439.5.7. The size of duct shall not be reduced along its developed length nor at the point of termination. (SO)Section G2445.2 (621.2); add Exception to read as follows: 15 G2445.2 (621.2) Prohibited use. Unvented room heaters shall not be used as the sole source of comfort heating in a dwelling unit. Exception: Existing approved unvented room heaters may continue to be used in dwelling units, in accordance with the code provisions in effect when installed, when approved by the Building Official unless an unsafe condition is detertnined to exist as described in International Fuel Gas Code Section 108.7 of the Fuel Gas Code. (SI)Section G2448.1.1 (624.1.1); cl:ange to read as follows: G2448.1.1 (624.1.1) Installation requirements. The requirements for water heaters relative to access, sizing, relief valves, drain pans and scald protection shall be in accordance with this code. (52)Section P2503.6; clzange to read as follows: P2503.6 Shower liner test. Where shower floors and receptors are made water tight by the application of materials required by Section P2709.2, the completed liner installation shall be tested. The pipe from the shower drain shall be plugged water tight for the test. Water shall be held in the section under test for a period of 15 minutes. The system shall prove leak free by visual inspection. (53)Section P2709.2; add Exception to read as follows: Exception: Showers designed to comply with ICC/ANSI A117.1. (54)Section P2801.6; add Exception to read as follows: Exceptions: l. Elevation of the ignition source is not required for water heaters that are listed as flammable vapor resistant and for installation without elevation. 2. Electric Water Heater. (55)Section P2803.61; change to read as follows: P2803.6.1 Requirements for discharge pipe. 5, Discharge to the outdoors. (56)Section P2903.7; cltange to read tcs follows: P2903.7 Size of water service mains, branch mains and risers. The minimum size water service pipe shall be 1 inch. The size of water... {the remainder with no changes}. (57)Sectimz G3005.2.1; add text to tlze end of this section to read as follows: G3005.2.1 Materials. {existing section with no changes} ...All building cleanouts subject to vehicular damage shall be cast iron. (58)Section G3005.2.7; change to read as follows: G3005.2.7 Building drain and building sewer junction. There shall be a cleanout near... Back to back combination fittings shall be installed to serve as the required cleanouts for both the building drain and the building sewer, unless other fittings are approved by the Building Official. The cleanout at the ,.,. � (59)Section P3111; delete. (60)Section P3112.2; delete and replace with the following: P3112.2 Installation. Traps for island sinks and similar equipment shall be roughed in above the floar and may be vented by e�ctending the vent as high as possible, but not less than the drainboard height and then returning it downward and connecting it to the horizontal sink drain unmediately downstream from the vertical iixture drain. The return vent shall be connected to the horizontal drain through a wye-branch fitting and shall, in addition, be provided with a foot vent taken off the vertical fixture vent by means of a wye-branch immediately below the floor and extending to the nearest partition and then through the roof to the open air or may be connected to other vents at a point not less than six (6) inches (152 mm) above the �lood level rim of the fixtures served. Drainage fittings shall be used on all parts of the vent below the floor level and a minimum slope of one-quarter (1/4) inch per foot (20.9 mm/m) back to the drain shall be maintained. The return bend used under the drainboard shall be a one (1) piece fitting or an assembly of a forty-five (45) degree (0.79 radius), a ninety (90) degree (1.6 radius) and a forty-five (45) degree (0.79 radius) elbow in the order named. Pipe sizing shall be as elsewhere required in this Code. The island sink drain, upstream of the return vent, shall serve no other fixtures. An accessible cleanout shall be installed in the vertical portion of the foot vent. (61)Chapters 34 through 43; delete. Except for additional amendment that follows, replace chapters 34 through and including chapter 43 of the International Residential Code with the National Electrical Code as amended and adopted. (62)Section E3301.1; adrl amendment to read as follows: Electricians holding a State Elecirical Apprentice license shall be directly supervised by an electrician holding a State Residential Wireman license. (63)Appendix G Swimming Pools, Spas ahd Hot Tubs. Adopt as part of this code witlz tlte amend`rtent as follows: Section AG105.2; changed to read as follows: AG105.2 Outdoor swimming pool. An outdoar swimming pool, including an in-ground, above-ground or on-ground pool, hot tub or spa shall be surrounded by a barrier which shall comply with the following: 1. The top of the barrier shall be at least 60 inches above grade measured on the side of the barrier which faces away from the swiiruning pool. (64)Appendix H Patio Covers. Adopt as part of tJtis codes. (65)Appendix J Existing Buildings and Slructures. Adopt as pnrt of tliis code. END SECTION 4. Section 28-124 of the Code of Ordinances of the City of Denton, Texas is hereby amended to read as follows: 28-124. Deletions and amendments. Amendments to the 2009 International Fuel Gas Code (I)Section 102.2; add an �xception to read as folloivs: 17 Exception: Existing dwelling units shall comply with Section 621.2, (2)Section 102.8; clzahge to read as follows: 102.8 Referenced codes and standards. The codes and standards referenced in this code shall be those that are listed in Chapter 8 and such codes, when specifically adopted, and standards shall be considered part of the requirements of this code to the prescribed extent of each such reference. Where differences occur between provisions of this code and the referenced standards, the provisions of this code shall apply. Whenever amendments have been adopted to the referenced codes and standards, each reference to said code and standard shall be considered to reference the amendments as well. Any reference to NFPA 70 or the ICC Electrical Code shall mean the Electrical Code as adopted. (3)Sectfon 304.10; change to read as follows: 304.10 Louvers and grilles. The required size of openings for combustion, ventilation and dilution air shall be based on the net free area of each opening. Where the free area through a design of louver, grille or screen is known, it shall be used in calculating the size opening required to provide the free area speciiied. Where the design and free area of louvers and grilles are not known, it shall be assumed that wood louvers will have 25-percent free area and metal louvers and grilles will have 50-percent free area. Screens shall have a mesh size not smaller than '/4 inch (6.4 mm). Non-motorized louvers and grilles shall be fixed in the open position. Motorized louvers shall be interlocked with the appliance so that they are proven to be in the full open position prior to main burner ignition and during main burner operation. Means shall be provided to prevent the main burner from igniting if the louvers fail to open during burner start-up and to shut down the main burner if the louvers close during operation. (4)Section 304.11; change #8 to read as follows: 304.11 Combustion air ducts. Combustion air ducts shall comply with all of the following: 1. Ducts shall be constructed of galvanized steel complying with Chapter 6 of the International Mechanical Code or of a material having equivalent corrosion resistance, strength and rigidity. Exception: Within dwellings units, unobstructed stud and joist spaces shall not be prohibited from conveying combustion air, provided that no more than one required fireblock is removed. 2. Ducts shall terminate in unobstructed spaces allowing free movement of combustion air to the appliances. 3. Ducts shall serve a single enclosure. 4. Ducts shall not serve both upper and lower combustion air openings where both such openings are used. The separation between ducts serving upper and lower combustion air openings shall be maintained to the source of combustion air. 5. Ducts shall not be screened where terminating in an attic space. 6. Horizontal upper combustion air ducts shall not slope downward toward the source of combustion air. 7. The remaining space surrounding a chimney liner, gas vent, special gas vent or plastic piping installed within a masonry, metal or factory-built chimney shall not be used to supply combustion air. Exception: Direct-vent gas-fired appliances designed for installation in a solid fuel-burning fireplace where installed in accordance with the manufacturer's instructions. 18 8. Combustion air intake openings located on the exterior of a building shall have the lowest side of such openings located not less than 12 inches (345 mm) vertically from the adjoining ground level or the manufacturer's recommendation, whichever is more restrictive. (5)Sectian 305.5; delete t/te section. (6)Section 306 3; change to read as follows: [M] 306.3 Appliances in attics. Attics containing appliances requiring access shall be provided ...{bulk of paragraph unchanged} .., side of the appliance. The clear access opening d'unensions shall be a minimum of 20 inches by 30 inches (508 mm by 762 mm), or larger where such dimensions are not large enough to allow removal of the largest appliance. As a minimum, for access to the attic space, one or more of the following are required: 5. A permanent stair. 6. A pull down stair. 7. An access door from an upper floor level. 8. Access Panel may be used in lieu of items 1, 2, and 3 with prior approval of the code official due to building conditions. Exceptions: 1. The passageway and level service space are not required where the appliance is capable of being serviced and removed through the required opening. 2. Where the passageway is not less than ... (bulk of section to read the same}. (7)Section 306.5; change to read as follows: [M] 306.5 Equipment and appliances on roofs or elevated structures. Where equipment requiring access and appliances are installed on roofs or elevated structures at an aggregate height exceeding 16 feet (4877 mm), such access shall be provided by a permanent approved means of access. Permanent exterior ladders providing roof access need not extend closer than 12 feet (2438 mm) to the finish grade or floor level below and shall extend to the equipment and appliances' level service space. Such access shall ... (bulk of section to read the same}. .. on roofs having a slope greater than 4 units vertical in 12 units horizontal (33-percent slope). ... fbulk ofsection to read the same}, (8)Section 306; add Section 306.7with except�on and subsection 306.7.I to read as follows: 306.'7 Water heaters above ground or floor. When the attic, roof, mezzanine or platform in which a water heater is installed is more than eight (8) feet (2438 mm) above the ground or floor level, it shall be made accessible by a stairway or permanent ladder fastened to the building. Exception: A max 10 gallon water heater (or larger when approved by the code officia� may be accessed through a lay-in ceiling. A water heater installed not more than ten (10) feet (3048 mm) above the ground or floor level may be accessed with a portable ladder. 306.7.1. Illumination and convenience outlet. Whenever the mezzanine or platform is not adequately lighted, or access to a receptacle outlet is not obtainable from the main level, lighting and a receptacle outlet shall be provided in accordance with Section 306,3.1. (9)Section 401.5; add a second paragraph to read as follows: 19 Both ends of each section of inedium pressure corrugated stainless steel tubing (CSST) shall identify its operating gas pressure with an approved tag. The tags are to be composed of aluminum or stainless steel and the following wording shall be stamped into the tag: "WARNING 1/2 to 5 psi gas pressure Do Not Remove" (10)Section 402.3; add an exception to read as follows: Exception: Corrugated stainless steel tubing (CSST) shall be a minimum nominal diameter of 1/2" (18 EHD). (Il)Section 40410; change to read as follows: 404.10 Minimum burial depth. Underground piping systems shall be installed a minimum depth of 18 inches (458 mm) top of pipe below grade. (12)Section 404.I0.1; delete tlze section. (13)Section 406.4; change to read «s follows: 406.4 Test pressure measurement. Test pressure shall be measured with a manometer or with a pressure- measuring device designed and calibrated to read, record, or indicate a pressure loss caused by leakage during the pressure test period. The source of pressure shall be isolated before the pressure tests are made. (14)Section 406.4.1; c/tange to read as follows: 406.4.1 Test pressure. The test pressure to be used shall be no less than 3 psig (20 kPa gauge), or at the discretion of the Code Official, the piping and valves may be tested at a pressure of at least six (6) inches (152 mm) of inercury, measured with a manometer or slope gauge. For tests requiring a pressure of 3 psig, diaphragm gauges shall utilize a dial with a minimum diameter of three and one half inches (3 YZ"), a set hand, measurement precision in increments of 1/10 psi or finer, and pressure range not to exceed 6 psi for tests requiring a pressure of 3 psig, For tests requiring a pressure of 10 psig, diaphragm gauges shall utilize a dial with a minitnum diameter of three and one-half inches (3 '/Z"), a set hand, measurement precision in increments of 2/1� psi or finer, and a pressure range not to exceed 20 psi. For welded piping, and for piping carrying gas at pressures in excess of fourteen (14) inches water column pressure (3.48 kPa) (1/2 psi) and less than 200 inches of water column pressure (52.2 kPa) (7.5 psi), the test pressure shall not be less than ten (10) pounds per square inch (69.61cPa). For piping carrying gas at a pressure that exceeds 200 inches of water column (52.2 kPa) (7.5 psi), the test pressure shall be not less than one and one-half times the proposed maximum working pressure. (IS)Section 406.4.2; change to read as follows: 406.4.2 Test duration. Test duration shall be held for a length of time satisfactory to the Code Official, but in no case for less than fifteen (15) minutes. For welded piping, and for piping carrying gas at pressures in excess of fourteen (14) inches water column pressure (3.48 kPa), the test duration shall be held for a length of time satisfactory to the Code Official, but in no case for less than thirty (30) minutes. (Delete remainder of section.) (16)Section 409.1; add Section 409.1.4 to read as follows: 409.1.4 Valves in CSST installations. Shutoff valves installed with corrugated stainless steel (CSST) piping systems shall be supported with an approved termination fitting, or equivalent support, suitable for the size of the valves, of adequate strength and quality, and located at intervals so as to prevent or damp out 20 excessive vibration but in no case greater than 12-inches from the center of the valve. Supports shall be installed so as not to interfere with the free expansion and contraction of the system's piping, fittings, and valves between anchors. All valves and supports shall be designed and installed so they will not be disengaged by movement of the supporting piping. (17)Section 410.1; add a second paragraph and exception to read as follows: Access to regulators shall comply with the requirements for access to appliances as specified in Section 3 06. Exception: A passageway or level service space is not required when the regulator is capable of being serviced and removed through the required attic opening. (I S)Section 614.6; add a sentence to read as follows: [M] 614.6 Domestic clothes dryer exhaust ducts. Exhaust ducts for domestic clothes dryers shall conform to the requirements of Sections 614.6.1 through 614.6.7. The size of duct shall not be reduced along its developed length nor at the point of termination. (19)Section 621.2; add exception as follows: 621.2 Prohibited use. Unvented room heaters shall not be used as the sole source of comfort heating in a dwelling unit. Exception: Existing approved unvented heaters may continue to be used in dwelling units, in accordance with the code provisions in effect when installed, when approved by the Code Official unless an unsafe condition is determined to exist as described in Section 108.7. (20)Section 624.1.1; change to read as follows: 624.1.1 Installation requirements. The requirements for water heaters relative to access, sizing, relief valves, drain pans and scald protection shall be in accordance with the International Plumbing Code. END SECTION 5. Section 28-145 of the Code of Ordinances of the City of Denton, Texas is hereby amended to read as follows: 28-145. Deletions and amendments. Amendments to the 2009 International Plumbing Code (1)Table of Contenls, Chapter 7, Section 714; ch�cnge to read as follows: 714 Engineered Drainage Design . . . .. . . . . . . . . . . . . . . 67 (2)Section 102.8; cl:ange to read as follows: 102.8 Referenced codes and standards. The codes and standards referenced in this code shall be those that are listed in Chapter 13 and such codes, when speciiically adopted, and standards shall be considered as part of the requirements of this code to the prescribed extent of each such reference. Where the differences occur between provisions of this code and the referenced standards, the provisions of this code shall be the minimum requirements. Whenever amendments have been adopted to the referenced codes and standards, each reference to said code and standard shall be considered to reference the amendments as well. Any reference to NFPA 70 or the ICC Electrical Code shall mean the Electrical Code as adopted. 21 (3)Sections 106.6.2 and 106.6.3; change to read as follows: 106.6.2 Fee schedule. The fees for all plumbing work shall be as adopted by resolution of the governing body of the jurisdiction, 106.6.3 Fee Refunds. The code official shall establish a policy for authorizing the refunding of fees. {Delete balance ofsection} (4)Section 109; Delete entire section and insert the following: SECTION 109 MEANS OF APPEAL 109.1 Application for appeal. Any person shall have the right to appeal a decision of the code ofiicial to the board of appeals established by ordinance. The board shall be governed by the enabling ordinance. (S)Section 305.6.I; clzange to read as follows: 305.6.1 Sewer depth. Building sewers shall be a minimum of 12 inches (304 mm) below grade. (6)Section 305.9; chmige to read as follows: 305.9 Protection of components of plumbing system. Components of a plumbing system installed within 3 feet along alleyways, driveways, parking garages or other locations in a manner in which they would be exposed to damage shall be recessed into the wall or otherwise protected in an approved manner. (7)Section 310.4; delete. (8)Section 31 D.S; delete. (9)Sections 312.10.1 and 312.10.2; change to read as follows: 312.10.1 Inspections. Annual inspections shall be made of all backflow prevention assemblies and air gaps to determine whether they are operable. In the absence of local provisions, the owner is responsible to ensure that testing is performed. 312.10.2 Testing. Reduced pressure principle bacicflow preventer assemblies, double check-valve assemblies, pressure vacuum breaker assemblies, reduced pressure detector fire protection backflow prevention assemblies, double check detector fire protection backflow prevention assemblies, hose connection backflow preventers, and spill-proof vacuum breakers shall be tested at the time of installation, irnmediately after repairs or relocation and at least annually. The testing procedure shall be performed in accordance with applicable local provisions. In the absence of local provisions, the owner is responsible to ensure that testing is done in accordance with one of the following standards: {list of standards unchanged} (10)Section 314.2.1; change to read as follows: 314.2.1 Candensate disposaL Condensate from all cooling coils and evaporators shall be conveyed from the drain pan outlet to an approved place of disposal. ... {text unchanged} ... Condensate shall not discharge into a street, alley, sidewallc, rooftop, or other areas so as to cause a nuisance. (11)Section 314.2.2; c{annge to read as follows: 314.2.2 Drain pipe materials and sizes. Components of the condensate disposal system shall be cast iron, 22 galvanized steel, copper, cross-linked polyethylene, polyethylene, ABS, CPVC, or schedule 80 PVC pipe or tubing when exposed to ultra violet light. All components shall be selected for the pressure, temperature and exposure rating of the installation. Joints and connections shall be made in accordance with the applicable provisions of Chapter 7 relative to the material type. Condensate waste and drain line size shall not be less than '/4-inch (19 mm) internal diameter and shall not decrease in size from the drain pan connection to the place of condensate disposal. Where the drain pipes from more than one unit are manifolded together for condensate drainage, the pipe or tubing shall be sized in accordance with Table 314.2.2. All horizontal sections of drain piping shall be installed in uniform alignment at a uniform slope. (12)Section 40I.1; add a sentence to read as follows: 401.1 Scope. This chapter shall govern the materials, design and installation of plumbing fixtures, faucets and iixture fittings in accordance with the type of occupancy, and shall provide for the minimum number of fixtures for various types of occupancies. The provisions of this Chapter are meant to work in coord'mation with the provisions of the Building Code. Should any conflicts arise between the two chapters, the Code Offrcial shall determine which provision applies. (13)Section 403.1.2; add Section 403.1.2 to read as follows: 403.1.2 Finish material. Finish materials shall comply with Section 1209 of the International Building Code. (14)Section 405.6; delete. (I S)Section 409.2; c{:ange to read as follows: 409.2 Water connection. The water supply to a commercial dishwashing machine shall be protected against backflow by an air gap or backflow preventer in accordance with Section 608. (16)Section 410.1; chattge to read as follows: 410.1 Approval. {existing text unchanged} ...In other occupancies, where drinking fountains are required, water coolers or bottled water dispensers shall be permitted to be substituted for all required drinking fountains. Drinking water shall be provided at no cost. 17)Sectio�: 412.4; change to read as follows: 412.4 Required location. Floor drains shall be installed in the following areas. 1. In public coin-operated laundries and in the central washing facilities of multiple family dwellings, the rooms containing automatic clothes washers shall be provided with floor drains located to readily drain the entire floor area, Such drains shall have a minimum outlet of not less than 3 inches (76 mm) in diameter. 2. Commercial kitchens. In lieu of floor drains in commercial kitchens, the code official may accept floor sinks. (18)Sect�on 417.5; change to read as follows: 417.5 Shower floors or receptors. Floor surfaces shall be constructed of impervious, noncorrosive, nonabsorbent and waterproof materials. Thresholds shall be a minimum of 2 inches (51 mm) and a maximum of 9 inches (229 mm), measured from top of the drain to top of threshold or dam. Thresholds shall be of sufficient width to accommodate a minimum twenty-two (22) inch (559 mm) door. Exception: Showers designed to comply with ICC/ANSI Al 17.1. 1�? (19)Section 417.5.2; change to read as follows: 417.5.2 Shower lining. Floors under shower comparttnents, except where prefabricated receptors have been provided, shall be lined and made water tight utilizing material complying with Sections 417.5.2.1 through 417.5.2.5. Such liners shall turn up on all sides at least 3 inches (76 mm) above the finished threshold level and shall extend outward over the threshold and fastened to the outside of the threshold jamb. Liners shall be recessed and fastened to an approved backing so as not to occupy the space required for wall covering, and shall not be nailed or perforated at any point less than 1 inch (25 mm) above the finished threshold. Shower floors shall be pitched one-fourth unit vertical in 12 units horizontal (2-percent slope) and shall be sloped toward the iixture drains and be securely fastened to the waste outlet at the seepage entrance, making a water-tight joint between the liner and the outlet. The completed liner shall be tested in accordance with Section 312.9 and Section 417.7. (20)Section 417. 7; add Section 417. 7 to read as follows: 417.7 Test for shower receptors. Shower receptars shall be tested far water tighmess by iilling with water to the level of the rough threshold. The drain shall be plugged in a manner so that both sides of pans shall be subjected to the test at the point where it is clamped to the drain. (21)Section 419.3; cliange to read as follows: 419.3 Surrounding material. Wall and floor space to a point 2 feet (610 mm) in front of a urinal lip and 4 feet (1219 mm) above the floor and at least 2 feet (610 mm) to each side of the urinal shall be waterproofed with a smooth, readily cleanable, hard, nonabsorbent material. (22)Section 502.3; c/tange to read as follows: 502.3 Water heaters installed in attics. Attics containing a water heater shall be provided with an opening and unobstructed passageway large enough to allow removal of the water heater. The passageway shall not be less than 30 inches (762 mm) high and 22 inches (559 mm) wide and not more than 20 feet (6096 mm) in length when measured along the centerline of the passageway from the opening to the water heater. The passageway shall have continuous solid flooring not less than 24 inches (610 mm) wide. A level service space at least 30 inches (762 mm) deep and 30 inches (762 mm) wide shall be present at the front or service side of the water heater. The clear access opening dimensions shall be a minimum of 20 inches by 30 inches (508 mm by 762 mm) , or larger where such dimensions are not large enough to allow removal of the water heater. All discarded or abandoned water heaters shall be removed from attics. (23)Section 502.6; Add Section 502.6 to read as follows: 502.6 Water heaters above ground or f7oor. When the attic, roof, mezzanine or platform in which a water heater is installed is more than eight (8) feet (2438 mm) above the ground or floar level, it shall be made accessible by a stairway or permanent ladder fastened to the building. Exception: A max 10 gallon water heater (or larger with approval) is capable of being accessed through a lay-in ceiling and a water heater is installed is not more than ten (10) feet (3048 mm) above the ground or floor level and may be reached with a portable ladder. 502.6.1 Illumination and convenience outlet. Whenever the mezzanine or platform is not adequately lighted or access to a receptacle outlet is not obtamable from the main level, lighting and a receptacle outlet shall be provided in accordance with Section 502.1. (24)Section 504.6; cltange to read as follows: 24 504.6 Requirements for discharge piping. The discharge piping serving a pressure relief valve, temperature relief valve or combination thereof shall: 1. Not be directly connected to the drainage system, 2. Discharge through an air gap located in the same room as the water heater. 3. Not be smaller than the diameter of the outlet of the valve served and shall discharge full size to the air gap. 4. Serve a single relief device and shall not connect to piping serving any other relief device or equipment. Exception: Multiple relief devices may be installed to a single T& P discharge piping system when approved by the administrative authority and permitted by the manufactures installation instructions and installed with those instructions. 5. Discharge to an indirect waste receptor or to the outdoors. Where discharging to the outdoors in areas subject to freezing, discharge piping shall be first piped to an indirect waste receptor through an air gap located in a conditioned area. 6. Discharge in a manner that does not cause personal injury or structural damage. 7. Discharge to a termination point that is readily observable by the building occupants. 8. Not be trapped. 9. Be installed so as to flow by gravity. 10. Not terminate less than 6 inches or more than 24 inches (152 mm) above grade nor more than 6 inches above the waste receptor. 1 l. Not have a threaded connection at the end of such piping. 12. Not have valves or tee fttings. 13. Be constructed of CPVC, Copper, Ductile iron, Galvanized steel, or Stainless steel. (25)Sectio�: 604.4; add Section 604.4.1 to read as follows: 604.4.1 State maximum flow rate. Where the State mandated maximum flow rate is more restrictive than those of this section, the State flow rate shall take precedence. (26)Section 606.1; delete items #4 and #S. (27)Sect�on 606.2; clzange to read as follows: 606.2 Location of shutoff valves. Shutoff valves shall be installed in the following locations: 1. On the fixture supply to each plumbing fixture other than bathtubs and showers in one- and two- family residential occupancies, and other than in individual sleeping units that are provided with unit shutoff valves in hotels, motels, boarding houses and similar occupancies. 2. On the water supply pipe to each appliance or mechanical equipment. (28)Section 608.1; change to read r�s follows: 25 608.1 General. A potable water supply system shall be designed, installed and maintained in such a manner so as to prevent contamination from non-potable liquids, solids or gases being introduced into the potable water supply through cross-connections or any other piping connections to the system, Backflow preventer applications shall conform to applicable local regulations, Table 608.1, and as specifically stated in Sections 608.2 through 608.16.10. (29)Section 608.17; change to read as follows: 608.17 Protection of individual water supplies. An individual water supply shall be located and constructed so as to be safeguarded against contamination in accordance with applicable local regulations. In the absence of other local regulations, installation shall be in accordance with Sections 608.17.1 througb 608.17.8. (30)Section 610.1; add exceptioh to read as follows: 610.1 General. New or repaired potable water systems shall be purged of deleterious matter and disinfected prior to utilization. The method to be followed shall be that prescribed by the health authority or water purveyor having jurisdiction or, in the absence of a prescribed method, the procedure described in either AWWA C651 or AWWA C652, or as described in this section. This requirement shall apply to "on- site" or "inplant" fabrication of a system or to a modular portion of a system. 1. The pipe system shall be flushed with clean, potable water until dirty water does not appear at the points of outlet. 2. The system or part thereof shall be filled with a water/chlorine solution containing at least 50 parts per million (50 mg/L) of chlorine, and the system or part thereof shall be valved off and allowed to stand for 24 hours; or the system or part thereof shall be filled with a water/chlorine solution containing at least 200 parts per million (200 mg/L) of chlorine and allowed to stand for 3 hours. 3. Following the required standing time, the system shall be flushed with clean potable water until the chlorine is purged from the system. 4. The procedure shali be repeated where shown by a bacteriological examination that contamination remains present in the system. Exception: With prior approval the Code Official may wave this requirement when deemed un-necessary by the Code Official. (31)Section 708.3.7; add new section to read as follows: 708.3.7 Materials. All building cleanouts subject to vehicular damage shall be cast iron. 708.3.5 Building drain and building sewer junction. {Existing section with no changes} ...All building cleanouts subject to vehicular damage shall be cast iron. (32)Section 712.5; add Section 712.5 to read as follows: 712.5 Dual Pump System. All sumps shall be automatically discharged and, when in any "public use" occupancy where the sump serves more than 10 fixture units, shall be provided with dual pumps or ejectors arranged to function independently in case of overload or mechanical failure. For storm drainage sumps and pumping systems, see Section 1113. (33)Section 714, 714.1; c/zange to read as follows: SECTION 714 %�� ENGINEERED DRAINAGE DESIGN 714.1 Design of drainage system. The sizing, design and layout of the drainage system shall be permitted to be designed by approved design methods. (34)Section 802.4; add a sentence to the end of the paragraplz to read as follows: 802.4 Standpipes. Standpipes shall be... {text unchanged} ...drains for rodding. No standpipe shall be installed below the ground. (35)Section 904.1; change to read as follows: 904.1 Roof extension. All open vent pipes that extend through a roof shall be terminated at least six (6) inches (152 mm) above the roof, except that where a roof is to be used for any purpose other than weather protection, the vent extensions shall be run at least 7 feet (2134 mm) above the roof. (36)Section 906.1; cl:ar:ge to read as follows: 906.1 Distance of trap from vent. Each fixture trap shall have a protecting vent located so that the slope and the developed length in the fixture drain from the trap weir to the vent fitting are within the requirements set forth in Table 906.1. (37)Section 912.1; cha�zge to read as follows: 912.1 Type of fiJCture. A combination drain and vent system shall not serve fixtures other than floor drains, standpipes, and indirect waste receptors. Combination drain and vent systems shall not receive the discharge from a food waste grinder or clinical sink. (38)Section 1002.I0; delete. (39)Section 1003; see note below: Section 1003.1; added to read as follows: Minimum construction standards for food service establishments are required when: 1. A new building with a food service establishment is constructed and occupied; 2. Prior to the issuance of a certificate of occupancy far a new food service establishment in an existing structure which has not been previously used as a food service establishment within the last six (6) months, or has been used as a food service establishment without an adequately sized grease interceptor; or. 3. When a change to a more restrictive class of food service establishment occurs. Heavy Food Preparntion: shall mean any area in which foods are prepared utilizing a grill, griddle, deep- fat fiyer, commercial type ovens, and/or any similar food preparation equipment; or any area subject to flooding type of wet cleaning procedures due to the cutting or processing of ineat, poultry, fish or porlc. Heavy food preparation includes but is not limited to: cafeterias, fast food restaurant, full service restaurants, pizza preparation, donut preparation, and meat and fish markets, etc. either a minimum 750- gallon grease interceptor is required for heavy food preparation establishments with *seating capacity for 50 or more; or a minimum 250-gallon grease interceptor is required for heavy food preparation establishments with a*seating capacity far less than 50 ar talce-out food service establishments; or the minimum size shall be established by the currently adopted International Plumbing Code; whichever is more stringent. Light Food Preparation: shall mean any area in which foods are prepared exclusive of the use of fryers, grills or siruilar equipment. Light food preparation is usually limited to the preparation of hot dogs, sandwiches, salads or other similar foods and fountain-type cold drinks. Light food preparation includes, 27 but is not limited to, sandwich shops, limited menu concession stands, etc. Either a minimum 250-gallon grease interceptor is required for light food preparation establishments with *seating capacity for 50 or more; or a minimum 20 gpm flow-through rating or 40-pound retention capacity grease trap is required for light food preparation establishments with a*seating capacity for less than 50 or take-out food service establishtnents; or the minimum size shall be established by the currently adopted International Plumbing Code; whichever is more stringent. No Food Preparation: shall mean any area in which foods are provided pre-wrapped, from an approved source, with microwave oven type heating being the maximum handling involved. No food preparation is limited to pre-packaged sandwiches or similar foods, candies and containerized beverages. A grease interceptor is not required for "no food preparation" establishments. Food service establishments shall not share grease interceptors unless specifically authorized by the Building Official, *Seating Capacity is measured using Section 1004.7 Fixed Seating and Table 1004.1.1 Maximum Floor Area Allowances per Occupant found in the currently adopted version of the International Building Code. (40)Section 1101.8; cl:ange to read as follows: 1101.8 Cleanouts required. Cleanouts shall be installed in the building storm drainage system and shall comply with the provisions of this code for sanitary drainage pipe cleanouts. Exception: Subsurface drainage system (91)Section 1106.1; change to read as follows: 1106.1 General. The size of the vertical conductors and leaders, building storm drains, building storm sewers, and any horizontal branches of such drains or sewers shall be based on six (6) inches per hour rainfall rate. (42)Section 1107.3; change to read us follows: 1107.3 Sizing of secondary drains. Secondary (emergency) roof drain systems shall be sized in accordance with Section 1106. Scuppers shall be sized to prevent the depth of ponding water from exceeding that for which the roof was designed as determined by Section 1101.7. Scuppers shall not have an opening dimension of less than 4 inches (102 mm). The flow through the primary system shall not be considered when sizing the secondary roof drain system. (43)Section 1202.1; delele Exceptio�z 2. END - SECTION 6. Section 28-252 of the Code of Ordinances of the City of Denton, Texas is hereby amended to read as follows. 28-252. Deletions and Amendments. Amendments to the 2009 International Mechanical Code (1)Section 102.8; change to read as follows: 102.8 Referenced codes and standards. The codes and standards referenced herein shall be those that are listed in Chapter 15 and such codes, when specifically adopted, and standards shall be considered part of the requirements of this code to the prescribed extent of each such reference. Where differences occur 28 between provisions of this code and the referenced standards, the provisions of this code shall apply. Whenever amendments have been adopted to the referenced codes and standards, each reference to said code and standard shall be considered to reference the amendments as well. Any reference to NFPA 70 or the ICC Edectrical Code shall mean the Electrical Code as adopted. (2)Section 306.3; clzange to read as follows: 306.3 Appliances in attics. Attics containing appliances requiring access shall be provided ...{bulk of paragraph unchanged} ... side of the appliance, The clear access opening dimensions shall be a minunum of 20 inches by 30 inches (508 mm by 762 mm), or larger where such dimensions are not large enough to allow removal of the largest appliance. As a minunum, for access to the attic space, provide one of the following: 9. A permanent stair. 10. A pull down stair with a minunum 300 lb (136 kg) capacity. 11. An access door from an upper floor level. 12. Access Panel may be used in lieu of items 1, 2, and 3 with prior approval of the code official due to building conditions. Exceptions: 1. The passageway and level service space are not required where the appliance is capable of being serviced and removed... {remainder of section unchanged} (3)Section 306.5; change to read as follows: 306.5 Equipment and appliances on roofs or elevated structures. Where equipment requiring access and appliances are installed on roofs or elevated structures at an aggregate height exceeding 16 feet (4877 mm), such access shall be provided by a permanent approved means of access. Permanent exterior ladders providing roof access need not extend closer than-12 feet (2438 mm) to the iuush grade or floor level below and shall extend to the equipment and appliances' level service space. Such access shall ... {language unchanged}. .. on roofs having a slope greater than 4 units vertical in 12 units horizontal (33- percent slope). ... {remaining language unchanged}. (4)Sectioiz 306.5.1; claange to read as follows: 306.5.1 Sloped roofs. Where appliances, equipment, fans or other components that require service are installed on roofs having slopes greater than 4 units vertical in 12 units horizontal and having an edge more than 30 inches (762 mm) above grade at such edge, a catwallc at least 16 inches in width with substantial cleats spaced not more than 16 inches apart shall be provided from the roof access to a level platform at the appliance. The level platform shall be provided on each side of the appliance to which access is required for service, repair or maintenance. The platform shall be not less than 30 inches (762 mm) in any dimension and shall be provided with guards. The guards shall extend not less than 42 inches (1067 mm) above the platform, shall be constructed so as to prevent the passage of a 21-inch-diameter (533 mm) sphere and shall comply with the loading requirements for guards specified in the International Building Code. (5)Section 306; add Section 306.6 to read as follows: 306.6 Water heaters above ground or floor. When the mezzanine or platform in which a water heater is installed is more than eight (8) feet (2438 mm) above the ground or floor level, it shall be made accessible by a stairway or permanent ladder fastened to the building. � Exception: A max 10 gallon water heater (or larger with approval) may be accessed through a lay-in ceiling. A water heater installed not more than ten (10) feet (3048 mm) above the ground or floor level may be accessed with a portable ladder. 306.6.1 Whenever the mezzanine or platform is not adequately lighted or access to a receptacle outlet is not obtainable from the main level, lighting and a receptacle outlet shall be provided in accordance with Section 3063.1. (6)Section 307.2.2; change to read as follows: 307.2.2 Drain pipe materials and sizes. Components of the condensate disposal system shall be cast iron, galvanized steel, copper, cross-linked polyethylene, polybutylene, polyethylene, ABS, CPVC or schedule 80 PVC pipe or tubing when exposed to ultra violet light. All components shall be selected for the pressure, temperature, and exposure rating of the installation. {Remaining language unchanged) (7)Section 307.2.3; amend item 2 to read as follows: 2. A separate overflow drain line shall be connected to the drain pan provided with the equipment. Such overflow drain shall discharge to a conspicuous point of disposal to alert occupants in the event of a stoppage of the primary drain. The overflow drain line shall connect to the drain pan at a higher level than the primary drain connection. However, the conspicuous point shall not create a hazard such as dripping over a wallcing surface or other areas so as to create a nuisance. (8)Section 403.2.1; add a�z item S to read as follows: 5. Toilet rooms within private dwellings that contain only a water closet, lavatory or combination thereof may be ventilated with an approved mechanical recirculating fan or similar device designed to remove odors from the air. (9)Section 504.6; add a sentence at tl:e end of the paragrapli to read as follows: 504.6 Domestic clothes dryer ducts. Exhaust ducts for domestic clothes dryers shall conform to the requirements of Sections 504.6.1 through 504.6.7. The size of duct shall not be reduced along its developed length nor at the point of termination. (10)Section 607. 5.1; cltange to read as follows: 607.5.1 Fire Walls. Ducts and air transfer openings permitted in fire walls in accordance with Section 705.11 of the International Building Code shall be protected with listed fire dampers installed in accordance with their listing. For hazardous exhaust systems see Section 510.1-510.9 IMC. SECTION 2. If any provision of this ordinance or the application thereof to any person or circumstances is held invalid, such invalidity shall not affect other provision or applications, and to this end the provision of this ordinance are severable. SECTION 3. All provisions of the ordinances of the City of Denton in conflict with the provision of this ordinance are hereby repealed, and all other provisions of the ordinances of the City or Denton, not in conflict with the provision of this ordinance, shall remain in full force and effect. SECTION 4. Any person violating any provision of this ordinance shall, upon conviction, be imed a sum not to exceed two thousand dollars ($2,000.00). Each day that a provision of this Ordinance is violated shall constitute a separate and distinct offence. 30 SECTION 5. This ordinance shall become effective October 1, 2012 and the City Secretary is hereby directed to cause the caption of this ordinance to be published twice in the Denton Record Chronicle, the official newspaper of the City of Denton, Texas, within ten (10) days of the date of its passage. PASSED AND APPROVED this the �� day of � , 2012 ATTEST: JENNIFER WALTERS, CITY SECRETARY BY: � APPR D AS O LEGAL FORM: ANITA BURGESS, CITY ATTORNEY . BY: �v� 31 �� � �/�i � . ..� �- �. .