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HomeMy WebLinkAboutOrdinance No. 07/11 Adopting International & National Codes Pgs. 47-62 310-14. Aluminum Conductor Material is amended by adding the following Fine Print Note: FPN - Branch circuits utilizing No. 14, 12, 10, or 8 A WG made of aluminum conductor material shall not be permitted as a wiring means in the City of University Park. 310-15. Ampacities for Conductors Rated 0 to 2000 Volts. (b) Tables. SECTION 3. That Article 3.1100 "Mechanical Code" Code of Ordinances, City of University Park, Texas, is hereby amended to read as follows: "ARTICLE 3.1100 MECHANICAL CODE Sec. 3.1101 International Mechanical Code Adopted The International Mechanical Code, 2006 Edition, and amendments are herewith adopted by reference. A copy of this code with approved amendments shall be kept on file in the office of the Building Inspection Division for reference and inspection. Sec. 3.1102 Interpretation of the Mechanical Code Any requirements considered necessary for the safety, strength or stability of any existing or proposed building or structure, or for the safety or health of the occupants thereof, which varies from the provisions of the International Mechanical Code, or any amendments, specifications or revisions thereto, shall be interpreted and determined by the Community Development Manager, subject to the right of appeal contained in any of such codes, if any. Sec. 3.1103 Amendments to the Mechanical Code The sections of the 2006 International Mechanical Code that are changed, added, or deleted are as follows: (1) In Section 101.1, add reference to jurisdiction: "101.1 Title. These regulations shall be known as the International Mechanical Code of University Park... hereinafter referred to as "this Code." (2) Section 102.8 is changed 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 47 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 NFP A 70 or the ICC Electrical Code shall mean the Electrical Code as adopted." (3) Add Sections 106.1.1 and 106.1.2 to read as follows "106.1.1 Registration of license. It shall be required that any contractor making application for a mechanical permit be licensed as a mechanical contractor by the city. To obtain a license as a mechanical contractor, the contractor shall first file an application for registration in person, accompanied by a copy of the current state issued license of each person employed by the contractor, and pay the appropriate fee set forth in the Master Fee Resolution of the City of University Park. 106.1.2 Homeowner permits. Mechanical work performed by a property owner in a building owned and occupied by him and classified as his homestead will be permitted without the need for registration. Where the mechanical work done by property owner is deemed by the Community Development Manager to be hazardous to persons or property and repairable beyond the skills and knowledge of the property owner by the Community Development Manager, or his authorized representative, the Community Development Manager may void the permit or validation obtained by the homeowner. In such an event, the mechanical work shall only be completed by a licensed mechanical contractor, registered with the City of University Park." (4) Section 106.4.3 is changed to read as follows: "106.4.3 Expiration. Every permit issued by the Community Development Manager under the provisions of this code shall expire by limitation and become null and void if the work authorized by such permit is commenced within 60 days from the date of such permit, or if the work authorized by such permit is suspended or abandoned at any time after the work is commenced for a period of 60 days. Before such work can be recommenced, a new permit shall be first obtained and the fee therefore shall be one-half the amount required for a new permit for such work, provided no changes have been made or will be made in the original construction documents for such work, and provided further that such suspension or abandonment has not exceeded 1 year. Construction of 10,000 square feet or less in area shall be completed within 18 months. Construction of a building 10,001 square feet or greater in area shall be completed within 24 months after the date of issuance of the permit." 48 (5) In Section 106.5.2, add a reference to fee resolution: "106.5.2 Fee schedule. The fees for mechanical work shall be as indicated in the following schedule: The City of University Park, Texas Master Fee Resolution." (6) In Section 106.5.3 Item 2, add refund percentage as follows: "Not more than 80% of the permit fee paid when no work has been done under a permit issued in accordance with this code." (7) Section 109.1.2 Add Section read as follows: "109.1.2. The Board of Adjustment of the City of University Park shall serve as the Board of Appeals required by the Code." (8) Section 109.2 is deleted. (8) Section 109.2.1 is changed to read as follows: "109.2.1 Qualifications: The Board of Adjustment may consult with and obtain opinions and testimony from qualified and experienced professionals in making a determination on appealed matters relating to building construction." (10) Section 302.3 is changed to read as follows: "302.3 Cutting, notching and boring in wood framing. When permitted by the International Building Code, the cutting, notching and boring of wood framing members shall comply with Sections 302.3.1 through 302.3.3." (11) Section 304.6 is deleted. (12) Section 304.9 is changed to read as follows: "304.9 Clearances from grade. Equipment and appliances installed at grade level shall be supported on a level concrete slab or other approved material extending above adjoining grade a minimum of 3 inches (76 mm) or shall be suspended a minimum of 6 inches (152 mm) above adjoining grade." (13) Section 306.3 is changed 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 minimum of 20 inches by 30 inches (508 mm by 762 mm), or larger where such dimensions are not large enough to 49 allow removal of the largest appliance. As a minimum, access to the attic space of residential uses shall be provided by one of the following: 1. A permanent stair. 2. A pull down stair. 3. An access door from an upper floor level. Exception: The passageway and level service space are not required where the appliance is capable of being serviced and removed through the required opening. " (14) Section 306.5 is changed to read as follows: "306.5 Equipment and appliances on roofs or elevated structures. Where equipment and appliances requiring access 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 (3038 mm) to the finish grade or floor level below and shall extend to the equipment and appliance's level service space. Such access shall. . . {bulk of section to read the same}. . . on roofs having a slope greater than 4 units vertically in 12 units horizontally (33 percent slope). A receptacle outlet shall be provided at or near the equipment and appliance location in accordance with the Electrical Code." (15) Add Section 306.6.to read as follows: "306.6. Catwalk. On roofs having slopes greater than 4 units vertically in 12 units horizontally, a catwalk at least 16 inches in width with substantial cleats spaced not more than 16 inches apart shall be provided from the roof access to the working platform at the appliance." (16) Add Section 306.7 to read as follows: "306.7 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) 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." 50 (17) Add Section 306.8 to read as follows: "306.8 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." (18) In Section 307.2.1, modify the second sentence to read as follows: "307.2.1 Condensate disposal. Condensate from all cooling coils and evaporators shall be conveyed from the drain pan outlet to an approved place of disposal. Condensate shall not discharge into a street, alley, sidewalk, rooftop~ or other areas so as to cause a nuisance." (19) In Section 307.2.2, add a second paragraph to read as follows: "Condensate waste pipes from air-cooling coils may be sized in accordance with equipment capacity as follows: Equipment Capacity in tons of refrigeration Up to 20 tons Over 20 to 40 tons Over 40 to 90 tons Over 90 to 125 tons Over 125 to 250 tons Minimum Condensate Pipe Inside Diameter 3/4 inch 1 inch 1 1/4 inch 1 Y2 inch 2 inch The size of condensate waste pipes may be for one unit or a combination of units, or as recommended by the manufacturer. The capacity of waste pipes assumes a 1/8-inch-per-foot slope, with the pipe running three-quarters full." (20) Section 307.2.2 is changed 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, CPVC or schedule 40 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. {Remainder unchanged}" (21) Section 307.2.3 adds item 4 to read as follows: "4. Discharge, as noted, shall be to a conspicuous point of disposal to alert occupants in the event of a stoppage of the drain. However, the conspicuous point shall not create a hazard such as dripping over a walking surface or other areas so as to create a nuisance." 51 (22) Section 401.5 adds a second exception to read as follows: Exceptions: 1. { existing exception unchanged} 2. Toilet room exhaust ducts may terminate in a warehouse or shop area when infiltration of outside air is present." (23) In Section 403.2, add an exception to read as follows: "Exception: Where the design professional demonstrates that an engineered ventilation system is designed in accordance with ASHRAE 62, the minimum required rate of outdoor air shall be permitted to be as specified in such engineered system design." (24) In Section 403.2.1, add an item 4 to read as follows: "4. Toilet rooms within private dwellings that contain only a water closet, lavatory or combination thereof may be ventilated with an approved mechanical recirculation fan or similar device designed to remove odors from the air." (25) Table 403.3, footnote g is changed to read as follows: "g. Transfer air permitted in accordance with Section 403.2.2. Toilet rooms within private dwellings that contain only a water closet, lavatory or combination thereof may be ventilated with an approved mechanical recirculation fan or similar device designed to remove odors from the air." (26) In Section 501.2, add a second exception to read as follows: "Exceptions: 1. { existing exception unchanged} 2. { existing exception unchanged} 3. Toilet room exhaust ducts may terminate in a warehouse or shop area when infiltration of outside air is present." (27) In Section 504.6, add a sentence to read as follows: "The size of duct shall not be reduced along its developed length or at the point of termination. " (28) Add Section 603.5.1 to read as follows: "603.5.1 Use of flexible air ducts. Factory-made air ducts constructed of Class 0 or Classl materials may be installed only when approved by the Community Development Manager or his designee." 52 (29) Section 607.5.1 is changed to read as follows: "607.5.1 Fire Walls. Ducts and transfer openings permitted in fire walls in accordance with Section 705.11 of the International Building Code shall be protected with approved fire dampers installed in accordance with their listing. Hazardous exhaust ducts shall not penetrate fire walls." (30) Amend Section 903.3 to read as follows: "Section 903.3: An unvented gas fired appliance such as a room heater, fire place or space heater shall not be installed in, or have access to, a room used as a storage closet, sleeping room, bathroom, a closet or enclosure opening directly into a sleeping room or bathroom." SECTION 4. That Article 3.1200 "Plumbing Code", Code of Ordinances, City of University Park, Texas, is hereby amended to read as follows: "ARTICLE 3.1200 PLUMBING CODE Sec. 3.1201 International Plumbing Code Adopted The International Plumbing Code, 2006 Edition, and amendments are herewith adopted by reference. A copy of this code with approved amendments shall be kept on file in the office of the Building Inspection Division for reference and inspection. Sec. 3.1202 Interpretation of the Plumbing Code Any requirements considered necessary for the safety, strength or stability of any existing or proposed building or structure, or for the safety or health of the occupants thereof, which varies from the provisions of the International Plumbing Code, or any amendments, specifications or revisions thereto, shall be interpreted and determined by the Community Development Manager, subject to the right of appeal contained in any of such codes, if any. Sec. 3.1203 Amendments to the Plumbing Code The sections of the 2006 International Plumbing Code that are changed, added, or deleted are as follows: (1) In Section 10 1.1, add reference to jurisdiction: "101.1 Title. These regulations shall be known as the International Plumbing Code of University Park, hereinafter referred to as "this Code." (2) Section 106.5 is changed to add the following Sections: 53 "106.5.1.1 Registration of license. It shall be required that any contractor making application for a plumbing permit be licensed as a plumbing contractor by the city. To obtain a license as a plumbing contractor, the master plumber shall first file an application for registration in person, accompanied by a copy of the current state issued license of each master plumber employed by the contractor, and pay the appropriate fee set forth in the Master Fee Resolution of the City of University Park. 106.5.1.2 Homeowner permits. Plumbing work performed by a property owner in a building owned and occupied by him and classified as his homestead will be permitted without the need for registration. Where the plumbing work done by property owner is deemed by the Community Development Manager to be hazardous to persons or property, and repairable beyond the skills and knowledge of the property owner by the Community Development Manager, or his authorized representative, the Community Development Manager may void the permit or validation obtained by the homeowner. In such an event, the plumbing work shall only be completed by a licensed plumbing contractor, registered with the City of University Park." (3) Section 106.5.3 is changed to read as follows: "106.5.3 Expiration. Every permit issued by the Community Development Manager under the provisions of this code shall expire by limitation and become null and void if the work authorized by such permit is commenced within 60 days from the date of such permit, or if the work authorized by such permit is suspended or abandoned at any time after the work is commenced for a period of 60 days. Before such work can be recommenced, a new permit shall be first obtained and the fee therefore shall be one-half the amount required for a new permit for such work, provided no changes have been made or will be made in the original construction documents for such work, and provided further that such suspension or abandonment has not exceeded 1 year. Construction of 10,000 square feet or less in area shall be completed within 18 months. Construction of a building 10,001 square feet or greater in area shall be completed within 24 months after the date of issuance of the permit." (4) In Section 106.6.2, add a reference to the fee resolution: "106.6.2 Fee schedule. The fees for all plumbing work shall be as indicated in the following schedule: The City of University Park, Texas, Master Fee Resolution" (5) In Section 106.6.3, Item 2, add the refund percentage as follows: "2. Not more than 80% of the permit fee paid when no work has been done under a permit issued in accordance with this Code." 54 (6) Add Section 109.1.2 to read as follows: "Section 109.1.2. The Board of Adjustment of the City of University Park shall serve as the Board of Appeals. (7) Section 109.2 is deleted. (8) Section 109.2.1 is changed to read as follows: "Qualifications: The Board of Adjustment may consult with and obtain opinions and testimony from qualified and experienced professionals in making a determination on appealed matters relating to building construction." (9) Add Section 303.2.1 to read as follows: "303.2.1 Prohibited Materials. In no case shall polybutylene (PB) piping or cellular-core PVC be used as piping material for any water-service pipes, water- distribution pipes, drain, waste or vents, or any necessary connecting pipes." (10) Sections 312.9.1 and 312.9.2 are changed to read as follows: "312.9.1 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. 312.9.2 Testing. Reduced pressure principle backflow preventer assemblies, double check-valve assemblies, double-detector check valve assemblies and pressure vacuum breaker assemblies shall be tested at the time of installation, immediately 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)" (11) Section 314.2.1 is changed to read as follows: "314.2.1 Condensate disposal. Condensate from all cooling coils and evaporators shall be conveyed from the drain pan outlet to an approved place of disposal. Condensate shall not discharge into a street, alley,-sidewalk, rooftop,- or other areas so as to cause a nuisance." (12) Change Section 314.2.2 to read as follows: "314.2.2 Drain pipe materials and sizes. Components of the condensate disposal system shall be cast iron, galvanized 55 steel, copper, CPVC, or schedule 40_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. Condensate waste and drain line size shall not be less than %-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 an approved method. All horizontal sections of drain piping shall be installed in uniform alignment at a uniform slope." (13) Section 401.1 is changed to add a sentence to read as follows: "The provisions of this Chapter are meant to work in coordination with the provisions of the Building Code. Should any conflicts arise between the two chapters, the Community Development Manager shall determine which provision applies." (14) Section 403.1 is changed to read as follows: "403.1 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. 2. Groups A, B, F, H, I, M and S Occupancies: Buildings or portions thereof where persons are employed shall be provided with at least one water closet for each sex except as provided for in Section 403.2. 3. Group E Occupancies: Shall be provided with fixtures as shown in Table 403.1. 4. Group R Occupancies: Shall be provided with fixtures as shown in Table 403.1." (15) 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." (16) Section 405.6 is deleted. (17) Section 409.2 is changed to read as follows: 56 "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." (18) Section 410.1 is changed to read as follows: "410.1 Approval. Drinking fountains shall conform to ASME A112.19.1M, ASME AI12.19.2M or ASME AI12.19.9M, and water coolers shall conform to ARIlOlO. Drinking fountains and water coolers shall conform to NSF 61, Section 9. Exception: A drinking fountain need not be provided in a drinking or dining establishment. " (19) Section 412.4 is changed 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 Community Development Manager may accept floor sinks.)" (20) Section 413.4 is changed to read as follows: "413.4 Water supply required. All food waste grinders shall be provided with a supply of cold water. The water supply shall be protected against backflow by an air gap or with the installation of a backflow preventer in accordance with Section 608." (21) Section 417.5 is changed 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 All? .1." 57 (22) Section 417.5.2 is changed to read as follows: "417.5.2 Shower lining. Floors under shower compartments, except where prefabricated receptors have been provided, shall be lined and made water tight utilizing material complying with Sections 417.5.2.1 through 417.5.2.4. 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. Liners shall be pitched one-fourth unit vertical in 12 units horizontal (2-percent slope) and shall be sloped toward the fixture drains and be securely fastened to the waste outlet at the seepage entrance, making a water-tight joint between the liner and the outlet." (23) Add Section 417.7 to read as follows: "417.7 Test for shower receptors. Shower receptors shall be tested for water tightness by filling 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." (24) Section 419.3 is changed 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." (25) Add Section 502.3.1 to read as follows: "502.3.1 Water heaters above ground or floor. When the attic, roof, mezzanine or platform in which a water heater is installed is more than eight feet (8') (2438 mm) above the ground or floor level, it shall be made accessible by a stairway or permanent ladder fastened to the building." (26) Add Section 502.5 to read as follows: "502.5 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 with approval) is capable of being accessed through a lay-in ceiling and a water heater is installed is not more 58 than ten (10) feet (3048 mm) above the ground or floor level and may be reached with a portable ladder." 502.5.1 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 502.3 .1." (27) Section 504.6 is changed to read as follows: "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. 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 No grade or more than 6 inches above the waste receptor. 11. Not have a threaded connection at the end of such piping. 12. Not have valves or tee fittings. 13. Be constructed of those materials listed in Section 605.4 or materials tested, rated and approved for such use in accordance with ASME AI12.4.1." 59 (28) 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. " (29) Section 605.4 is changed to read as follows: "605.4 Water service pipe. Water service pipe and fittings shall be of brass or copper and shall conform to NSF61 and the standards listed in Table 605.4. ... (bulk of section unchanged}... " (30) In Tables 605.4 and 605.5, delete "Polybutylene (PB) plastic pipe and tubing" . (31) Section 714.1 is changed to read as follows: "SECTION 714 ENGINEERED DRAINAGE DESIGN 714.1 Design of drainage system. The sizing requirements for plumbing drainage systems shall be determined by approved design methods." (32) Section 904.1 is changed to read as follows: "904.1 Roof extension. All open vent pipes that extend through a roof shall be terminated at least six inches (6") (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 seven feet (7') (2134 mm) above the roof." (33) Section 1002.10 is hereby deleted. (34) Section 1003.4.3; add section to read as follows: "1003.4.3.1 Sizing of grease trap. Any permit application involving new construction or major renovation of a restaurant or business involved in the preparation of food must be accompanied by plans which have been reviewed and approved by the Dallas County Health Department. The need for and size of grease traps will be based on the plumbing fixture requirement in the food preparation area (kitchen) as required by the health department, and the type of food preparation as listed in Table 1003.4.3." (35) In Table 1003.4.3, add a new table to read as follows: "Table 1003.4.3 Grease trao sizintz requirements 60 a. Restaurants (take-out or delivery) with minimal cooking or heating of foods (i.e. pizza delivery) which requires no grease or vent hood - Size grease trap according to the following schedule: Kitchen Fixture Fixture Units 3 Compartment Sink 2 Compartment Sink 1 Compartment Sink Dishwasher Floor Drain 25 20 15 25 10 Total x 2 = Grease trap size (lbs.) b. Restaurants (dine-in/take-out/or delivery) with no cooking (i.e. deli's, sandwich shops, cold foods) - No requirement for a grease trap. c. Restaurants (dine-in/take-out/or delivery) with cooking requiring the need for any type of grease or vent hood - Minimum size - 750 lbs." (36) Section 1106.1 is changed to read as follows: "1106.1 General. The size of the vertical conductors and leader, building storm drains, building storm sewers, and any horizontal branches of such drains or sewers shall be based on six inches (6") per hour." (37) Section 1107.3 is changed to read as follows: "1107.3 Sizing of secondary drains. Secondary (emergency) roof drain system shall be sized in accordance with Section 1106. Scuppers shall be sized to prevent the depth of ponding water . . . {remainder of section unchanged} . . ." (38) In Section 1202.1, delete Exception 2." SECTION 5. That Chapter 3 "Building and Construction" of the Code of Ordinances, City of University Park, Texas, is amended by adding Sections 3.1250 et seq to adopt the International Fuel Gas Code as follows: "Sec. 3.1250 International Fuel Gas Code Adopted The International Fuel and Gas Code, 2006 Edition, and amendments are herewith adopted by reference. A copy of this code with approved amendments shall be kept on file in the office of the Building Inspection Division for reference and inspection. 61 Sec. 3.1251 Interpretation of the Fuel Gas Code Any requirements considered necessary for the safety, strength or stability of any existing or proposed building or structure, or for the safety or health of the occupants thereof, which varies from the provisions of the International Fuel Gas Code, or any amendments, specifications or revisions thereto, shall be interpreted and determined by the Community Development Manager, subject to the right of appeal contained in any of such codes, if any. Sec. 3. 1253 The sections of the 2006 International Fuel Gas Code that are changed, added, or deleted are as follows: (1) In Section 101.1, add a reference to jurisdiction: "101.1 Title. These regulations shall be known as the International Plumbing Code of University Park, hereinafter referred to as "this Code." (2) In Section 102.2, add an exception to read as follows: "Exception: Existing dwelling units shall comply with Section 621.2." (3) Amend Section 102.8 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 NFP A 70 shall mean the Electrical Code as adopted." (4) Section 304.10 is changed 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 specified. 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 % inch (6.4 rnrn). Nonmotorized 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 62