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Ord 068-93 6/15/1993 Ordinance No. 6r43 AN ORDINANCE AMENDING ORDINANCE 160-83 ADOPTING THE STANDARD MECHANICAL CODE, 1991 EDITION, AS REVISED IN 1992 & 1993, WITH CERTAIN AMENDMENTS AND DELETIONS. BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF WICHITA FALLS, TEXAS, THAT: SECTION 1. The publication entitled "Standard Mechanical Code", 1991 edition, as revised in 1992 & 1993, a copy of which, authenticated by the signature of the City Clerk, is on file in the City Clerk's office, is hereby adopted as the Wichita Falls Mechanical Code, as fully as if copied at length herein and the "Standard Mechanical Code, " 1988 Edition, as revised in 1989, is hereby repealed in its entirety. SECTION 2 . The following amendments and deletions are hereby made in the "Standard Mechanical Code" as adopted herein: (1) Section 105 is amended in its entirety to read as follows: "105 Plumbing and Mechanical Board of Adjustments and Appeal Rules and General Procedures. Plumbing and Mechanical Board of Adjustments and Appeals. 105. 1 The Plumbing and Mechanical Board of Adjustments and Appeals has been established by Ordinance No. 15-89 and same is hereby incorporated in this Code as follows: The Board shall consists of nine (9) members. Such Board shall be composed of: One (1) Master Plumber One (1) Journeyman Plumber Two (2) Air Conditioning Contractors One (1) Mechanical Engineer One (1) Mechanical Contractor One (1) Lone Star Gas Company Representative One (1) Representative from Home Building Industry One (1) Member at large with no direct financial interest in the construction industry 105.2 Of the members first appointed, five (5) shall be appointed to serve until December 31, 1989, and four (4) shall be appointed to serve until December 31, 1990. Thereafter, each member shall be appointed to serve for a term of two years. Terms shall expire on December 31, but each member shall continue to serve until his or her successor is appointed. No member shall serve more than four (4) consecutive terms. 105. 3 The Board Chairman and Co-Chairman shall be separately selected by a majority vote of the Board. The Chairman and Co-Chairman shall serve in such capacity for the duration of his/her term. Page 2 of 30 Pages Agenda Item No. 105.4 The Board is authorized to reverse or modify a refusal, order, or disallowance of the Plumbing and Mechanical Inspector, or vary the application of any provision of the Plumbing Code or Mechanical Code, when properly appealed by any aggrieved party. Appeal to the Board shall be allowed upon the following conditions: 1. Whenever the Plumbing and Mechanical Inspector shall reject or refuse to approve the manner of installation proposed to be followed or materials to be used, 2 . Or, when it is claimed that the provisions of the Plumbing Code or Mechanical Code do not apply, 3 . Or, that an equally good or more desirable form of construction can be employed in any specific case, 4. Or, when it is claimed that the true intent and meaning of the Code or any of the regulations thereunder have been misconstrued or wrongly interpreted. 5. Notice of appeal shall be upon forms as provided by the Plumbing and Mechanical Inspector and such appeal shall be made within thirty (30) days after the decision is rendered by the Plumbing and Mechanical Inspector or his designee. 105. 5 Decisions of the Board. 105. 5. 1 A variance of the application of the Plumbing Code or Mechanical Code may be granted by the Board when, in its opinion, the enforcement thereof would do a manifest injustice, and would be contrary to the spirit and purpose of the Plumbing Code or Mechanical Code or public interest, or when in its opinion, the interpretation of the Plumbing and Mechanical Inspector should be modified or reversed. 105.5.2 A decision of the Board to vary the application of any provision of the Mechanical Code or Plumbing Code or to modify an order of the Plumbing and Mechanical Inspector shall specify in what manner such variation or modification is made, the conditions upon which it is made and the reasons therefor. Every decision of the Board shall be final, subject, however, to such remedy as an aggrieved party might have at law or in equity. It shall be in writing and shall indicate the vote upon decision. 105.5. 3 In addition to acting on appeals, the Board shall, from time to time, as may be necessary, submit recommendations to the City Council for adoption of new codes or ordinances. 105. 6 Quorum. Five (5) members of the Board shall constitute a quorum. In varying any application of the provisions of the Plumbing Code or the Mechanical Code, or in modifying an order of the Plumbing and Mechanical Inspector, affirmative votes of the majority present, but not less than five (5) affirmative votes, shall be required. Page 3 of30 Pages Agenda Item No. 105.7 Conflict of interest. A Board member shall not act in any case in which he or she has a personal interest. 105.8 Absence of Board Members. Continued absence of any member from regular meetings of the Board shall, at the discretion of the City Council, render any such member liable to immediate removal from office. 105.9 Records. The Plumbing and Mechanical Inspector or his designee shall act as secretary of the Board and shall make a detailed record for all Board proceedings, which shall set forth the reasons for its decisions, the vote of each member, and any failure of a member to vote. Such written record, so taken in form of Board Minutes, shall be reviewed and approved by the Board at the next regularly scheduled meeting. Such approved minutes, along with any decisions of the Board, shall be submitted to the City Council for acceptance. 105. 10 Procedure. The Board shall establish rules and regulations for its own procedure not inconsistent with the provisions of this Code. The Board shall meet at regular intervals, to be determined by the Chairman, or in any event, the Board shall meet within 10 days after notice of appeal has been received. Every decision shall be promptly filed in writing in the office of the Mechanical Official, and shall be open to public inspection, a certified copy shall be sent by mail or otherwise to the appellant and a copy shall be kept publicly posted in the office of the Mechanical Official for 2 weeks after filing. 105. 11 Decisions. The Plumbing and Mechanical Board of Adjustments and Appeals shall, in every case, reach a decision without unreasonable or unnecessary delay. If a decision of the Plumbing and Mechanical Board of Adjustments and Appeals reverses or modifies a refusal, order, or disallowance of the Mechanical Official, or varies the application of any provision of this Code, the Mechanical Official shall immediately take action in accordance with the decision. (2) Section 107 is added which shall read as follows: "107 Enforcement, Legal Procedure and Penalties. It shall be the duty of the Building & Code Administrator to enforce this ordinance. Any person, firm, corporation or agent who violates, disobeys, omits, neglects or refuses to comply with or who resists the enforcement of any of the provisions of this ordinance shall be guilty of a misdemeanor offense punishable by a fine not to exceed Five Hundred ($500. 00) Dollars. The imposition of one penalty for any violation shall not excuse the violation nor permit it to continue, and each day that the violation is maintained shall constitute a separate Page 4 of 30 Pages Agenda Item No. offense. The application of such penalty shall not be held to prevent the enforced removal of prohibited conditions. " (3) Section 108 is hereby added which shall read as follows: "108. Any person, firm, corporation or agent who shall construct, enlarge, alter, repair, move, demolish, or change the occupancy of a building or structure, or to erect, install, enlarge, alter, repair, remove, convert or replace any electrical, gas, mechanical or plumbing system, the installation of which is regulated by the technical codes, or to cause any such work to be done, shall have an air conditioning contractor license pursuant to Vernon's Annotated Civil Statutes, Art. 8861, and have a certificate of insurance must be on file with the City Department. Wichita Falls Inspection De of p p (4) Section 109 is added which shall read as follows: "109 Insurance and Licensing Requirements. (a) All persons, firms, corporations, or agents engaged in the installation or repair of heating, ventilating, duct, air conditioning and refrigeration systems for domestic or commercial purposes in and about buildings where a person or persons live, work or assemble in the City of Wichita Falls under terms of this Code shall, before they do any work, execute and deliver to the City of Wichita Falls a certificate of insurance showing the City of Wichita Falls as certificate holder. (b) Insurance shall be conditioned that all said heating, ventilation, duct, air conditioning, and refrigeration systems shall be done so that it conforms with all of the rules and regulations provided by this Code. The insurance shall be further conditioned that the City of Wichita Falls will be indemnified against all loss and damage occasioned by the negligence of the principal therein failing properly to execute and protect any work done by him or his employees or under his direction or supervision. (c) In case the principal on such insurance shall fail or refuse to install or construct any heating, ventilating, duct, air conditioning or refrigeration systems in accordance with such rules and regulations contained in this Code, the owner of any house or premises who may be aggrieved or injured thereby may have recourse on said insurance, or the City may take action on the insurance for the use and benefit of such owner, provided that in such case, such work is first disapproved by the Mechanical Inspector as herein provided. Should the Mechanical Inspector refuse to issue his certificate of approval of said work on account of the failure of the mechanical installer to comply with such rules and regulations, the Inspector shall notify the principal to make such changes as are required to comply with the rules and regulation; in case of failure or refusal on the part of said principal to rectify or change such work so as to make it comply with such rules and regulations, then after three (3) days from the time notice was given it shall be the duty of the sureties on the insurance herein required to make the required changes; in default of the principal or the sureties on the insurance performing the same as herein provided, the said owner, or the City for the owner's benefit, may have Page 5 of 30 Pages Agenda Item No. L recourse against the principal and sureties on the insurance herein provided for. (d) Said insurance shall run the calendar year and be renewed on January 1, and no heating, ventilating, duct, air conditioning and refrigeration systems shall be done by, and no permits issued to, any contractor unless he has such insurance in full force and effect. (e) An person required to have an air conditioning contractor license pursuant to Vernon's Annotated Civil Statutes, Art. 8861, shall file a copy of his license with the City Inspection Department and shall also file a copy of any renewal license not later than thirty (30) days after the renewal license is obtained. " (5) Subsection 303 .4. 1. shall be amended to read as follows: "303 .4 . 1 Every attic or furred space in which mechanical equipment is installed shall be accessible by an opening and passageway as large as the largest piece of equipment and in no case less than twenty-two (22) by thirty-six (36) inches continuous from the opening to the equipment and its controls. Every passageway shall be unobstructed and shall have solid continuous flooring not less than twenty-four (24) inches wide from the entrance opening to the equipment. On the Control side and on other sides where access is necessary for servicing the equipment, a level working platform extended a minimum of thirty (30) inches from the edge of the equipment with thirty-six (36) inch high clear working space shall be provided. Top or bottom service equipment shall have a full clearance above or below the unit for component removal. (6) Subsection 303 . 6.2 is hereby amended to read as follows: "303 .6.2 Every appliance located on the roof of a building shall be installed on a substantial level platform. Whenever the roof has a slope greater than three (3) to twelve (12) , a level working platform not less than thirty (30) inches deep shall be provided in front of the entire fire box and control sides of the appliance. All sides of the working platform facing any portion of the roof edge below the platform where Code required shall be protected by substantial railing forty-two (42) inches high with vertical rails not more than twenty-one (21) inches apart, except that parapets at least twenty-four (24) inches high may be utilized in lieu of rails or guards. Required working platforms and railings may be omitted when access to the equipment is through a required roof scuttle and all of the following provisions are met: (1) The required scuttle is located immediately adjacent to the control side of the equipment unit. (2) All controls, filters, burners, fans and motors are accessible for service and repair within two (2) feet of the edge of the equipment platform on the scuttle side. (3) The equipment platform is not more than twenty (20) inches above the high side of the scuttle opening. Page 6 of 30 Pages Agenda Item No. (4) A substantial working platform not less than thirty (30) inches by thirty (30) inches shall be provided directly below the scuttle at a point not less than thirty (30) inches nor more than thirty-two (32) inches below the high side of the scuttle opening. (5) Scuttles located on other than the roof incline side of the equipment unit shall have their lids or trapdoors hinged on the low side of the scuttle. " (7) Subsection 305. 3 .5 is hereby deleted in its entirety. (8) Subsection 305. 3 .6 is hereby deleted in its entirety. (9) Section 308 is amended by the addition of Subsection 308. 6.6. 1 to read as follows: "308. 6. 6. 1 Fire extinguishing equipment, as required by 308.7, may be omitted from hoods and duct systems on fully enclosed ovens (e.g. pizza oven, convection ovens) if the manufacturer's listing approves such installation. All other installation parameters shall be the same as specified in 308.4. " (10) Section 308 is hereby amended by the addition of Subsection 308. 6. 6.2 to read as follows: "308. 6. 6.2 Exhaust hoods and duct systems, other than those constructed as per 308.4 and 308. 6, if requested by the owner may be installed over the following equipment only: 1) Dishwashers 2) Steam Tables 3) Other heat producing items that do not require a Hood pursuant to Subsection 308.6. Such load construction shall be of not less than 24 gauge steel. Connecting duct shall be of not less than 26 gauge or SMACNA standard, whichever is larger. " (11) Subsection 506. 1.4 is hereby amended to read as follows: "506. 1.4. 1.4 Linin g shall be interrupted for a minimum of eighteen (18) inches upstream and thirty (30) inches downstream from electric resistance or fuel burning heaters and a duct system unless the heater is specifically listed for installation with zero (0) clearance within a lined duct. " (12) Subsection 506.2. 1 is hereby amended to read as follows: "All metal supply duct work installed in unconditioned spaces shall be insulated. All metal duct installed in spaces having dewpoint temperatures lower than the duct shall be insulated. Insulation shall be a minimum of one and one-half (1-1/2) inches thick, three-quarter (3/4) pound density blanket or one (1) inch thick, one and one-half (1- Page 7 of 30 Pages Agenda Item No. 1/2) pound density liner. Insulation shall have maximum thermal conductance (Btu/hr-Pt2-?F) when tested in accordance with ASTM C518 of 0.25. When ducts handling cool air are externally insulated, the insulation shall be covered with a vapor barrier having a maximum permeance of 0.5. perms or aluminum foil having a minimum thickness of two (2) mils. When nonmetal ducts or other approved insulating or lining materials are used, the maximum thermal conductance value of the material shall be 0.25 at 752F. All exterior ducts insulated shall be properly protected with an approved weatherproof vapor barrier. " (13) Subsection 506.2 .2 is hereby amended to read as follows: "Where duct line installed to satisfy the requirements of 506.2. 1 has been interrupted, a duct covering of equal thermal performance shall be installed. " (14) Subsection 604. 1 is amended in its entirety to read as follows: "604 . 1 All chilled water piping and fittings shall be of steel, copper, brass or polyvinyl chloride plastic (PVC) Schedule 40 type I and II high and normal impact, PVC Schedule 80 type I and II high and normal impact. Pressure rated cement-asbestos epoxy lined pipe may be used where temperature of water does not exceed 210?F. The aforementioned materials shall be installed in compliance with Table 604. " (16) Section 608.4 is hereby deleted in its entirety. (17) Table 610 is hereby amended in its entirety to read as follows: "TABLE 610 MINIMUM PIPE INSULATION Insulation Thickness in Inches For Pipe Sizes 2 Fluid Piping Temper- Run- 1" 1-1/4" 2-1/2" 5" System ature Outs And To To And Types Range,kF 2" - Less 2" 4" Larger Heating System Steam & Hot water High pressure/temp 306-450 1-1/2 2-1/2 2/12 3 3-1/2 Med. pressure/temp 251-305 1-1/2 2 2-1/2 2-1/2 3 Low pressure/temp 201-250 1 1-1/2 1-1/2 2 2 Low temperature 120-200 1/2 1 1 1-1/2 1-1/2 Steam condensate Any 1 1 1-1/2 2 2 (for feed water) Cooling Systems Chilled water, 40-55 3/8 3/8 3/4 1 1 refrigerant, or brine below 40 1 1 1/2 1-1/2 1-1/2 Page 8 of 30 Pages Agenda Item No. 1. Runouts not exceeding 12 ft. in length to individual terminal units. 2. For piping exposed to outdoor air, increase thickness by 1/2 inch. " (18) Subsection 801.2 is hereby amended in its entirety to read as follows: "801.2 Underground Leads. A disconnecting means shall be installed within sight and easy reach in the ungrounded leads of each power circuit to electrically operated components. The disconnecting means shall in no case be installed farther than six (6) feet from the service side of the equipment. " (19) Appendix A is adopted. SECTION 3 . All specifications and requirements regarding polybutylene pipe are hereby deleted in their entirety. PASSED AND APPROVED THIS THE WDAY O X-t\-Jc.2 1993 M A Y O R ATTEST: .1- / CITY CLERK " Page 9 of30 Pages Agenda Item No. Ad 523399 • Affidavit of Publication ORDINANCE NO.65-93 ORDINANCE CLOSING HEAR- ° THE STATE OF TEXAS ING AND FINDING CERTAIN BUILDINGS AND/OR STRUC- COUNTY OF WICHITA TURES TO BE DANGEROUS: COMMANDING PROPERTY OWNERS TO REPAIR OR DE- Here) MOLISH SAID BUILDINGS AND/OR STRUCTURES WITHIN 9 t h J U I Y day Of. THIRTY(30)DAYS OF THE DATE On this fl Y OF THIS ORDINANCES AND DECLARING AN EMERGENCY 1993 ORDINANCE NO.66-93 ORDINANCE WAIVING APPEN- A,D, personally appeared before me, the undersigned authority DIX A,SUBDIVISIONS SECTION 9(B) (2)(a)OF THE CODE OF D a C 1 C e Ming bookkeeper ORDINANCES WITH RESPECT TO PLACING CURB AND GUTTER ON THE EAST SIDE OF FM1634, for the Times Publishing Company of Wichita Falls, publishers of the Wichita Falls ADJACENT TO THE WEST LINE OF LOT 13, UNIT 34, WICHITA VALLEY FARMS Times/Record News, a newspaper published at Wichita Falls in Wichita County, ORDINANCE NO.67-93 ORDINANCE WAIVING SEC- Texas, and upon being duly sworn by me, on oath states that the attached TION 47-49 OF THE CODE OF ORDINANCES WITH RESPECT TO advertisement is a true and correct copy of advertising published PLACING A SIDEWALK ALONG THE WEST UNE OF LOT 13,UNIT in one (1) issues thereof on the following dates: 34,WICHITA VALLEY FARMS ORDINANCE NO.68-93 AN ORDINANCE AMENDING U I Y 5 s 1993 ORDINANCE 160-83 ADOPTING J THE STANDARD MECHANICAL CODE, 1991 EDITION, AS RE- .. VISED IN 1992 & 1993, WITH ,1SL �. ...) ei CERTAIN AMENDMENTS AND vy, DELETIONS. �J ORDINANCE ORDINANCE O.69.93 Bookkeeper for Times Publishing Company AN ORDINANCE AMENDING APPENDIX B,ARTICLE II,PLUMB of Wichita Falls ING CODE, OF THE CODE OF ORDINANCES OF THE CITY OF WICHITA FALLS;ADOPTING THE STANDARD GAS CODE, 1991 • EDITION,AS REVISED IN 1992& >EAL) Subscribed and sworn to before me this the day and year first above written. 1993 WITH CERTAIN AMEND- MENTS AND DELETIONS ORDINANCE NO.70-93 AN ORDINANCE AMENDING /(/ ,J. �, APPENDIX B,ARTICLE I,PLUMB- % . 1 / ING CODE, OF THE CODE OF � � � t, ORDINANCES OF THE CITY OF rem, WICHITA FALLS;ADOPTING THE ,F,X,,,.. , �� STANDARD PLUMBING CODE, s•°'"°-:,3. p 1991 EDITION, AS REVISED IN a E Or ,,,,',,i� ;,;;;, 1992-1993, WITH REVISED „E x. ;,i. - `-"31'. AMENDMENTS AND DELETIONS. s w�-°.».` 5' ORDINANCE NO.71-93 s.4•r••s,.-' ORDINANCE WAIVING APPEN- DIX A,SUBDIVISIONS SECTION ORDINANCE NO.75-93 9(B)(2) (a)OF THE CODE OF AN ORDINANCE OF THE CITY ORDINANCES WITH RESPECT TO COUNCIL OF THE CITY OF PLACING CURB AND GUTTER WICHITA FALLS AMENDING ON THE EAST SIDE OF HUNT- SECTION 29-44 OF THE CODE WEST LINE, ADJACENT TO THE OF ORDINANCES OF THE CITY WEST UNE OF LOT 1,BLOCK 1, OF WICHITA FALLS TO ALLOW U- MOORE SUBDIVISION,WICHITA TURNS UNLESS PROHIBITED; COUNTY,TEXAS REPLEALING ALL ORDINANCES ORDINANCE NO.72-93 OR PARTS OF ORDINANCES IN ORDINANCE WAIVING APPEN- CONFLICT HEREWITH; PROVID- DIX A, SUBDIVISIONS SECTION ING A SAVINGS CLAUSE;FIND- 9(B)(2)(a)OF THE CODE OR ING AND DETERMINING THAT ORDINANCES WITH RESPECT TO PLACING CURB AND GUTTER THE MEETING AT WHICH THIS ON THE EAST SIDE OF HUNT- ORDINANCE WAS PASSED WAS INGTON LANE, ADJACENT TO OPEN TO THE PUBLIC AS RE- OUIRED BY LAW; PROVIDING THE WEST UNE OF LOT 1,BLOCK FOR PUBLICATION; AND 1, WEST JOHN THOMAS AD- PROVIDING FOR AN EFFECTIVE DITION DATE. ORDINANCE NO.73-93 ORDINANCE NO.76-93 • ORDINANCE WAIVING SEC- AN ORDINANCE OF THE CITY TION 27-29 OF THE CODE OF IL OF THE CITY OF ORDINANCES WITH RESPECT TO COUNCIL FALLS AMENDING OR- PLACING A SIDEWALK ALONG DINANCE NO.21-93 TO DELETE BLOCK 72,FAITH VILLAGE,UNIT FROM SUCH ORDINANCE THE STRUCTURES LOCATED AT 1111 11 ORDINANCE 74-93 1AYLOR, LOT 10, BLOCK 37,ORDINANCE WAIVING APPEN- FLORAL HEIGHTS ADDITION;FINDING AND DETERMINING DIX A SUBDIVISIONS SECTION THAT THE MEETING AT WHICH 9(B)(2)(a)OF THE CODE OF THIS ORDINANCE WAS PASSED ORDINANCES WITH RESPECT TO WAS OPEN TO THE PUBUC AS PLACING CURB AND GUTTER REQUIRED BY LAW. ON THE WEST SIDE OF WELL- INGTON LANE, ADJACENT TO THE EAST UNE OF LOT 2,BLOCK �r 5'1,WESTRIDGE ESTATES ORDINANCE NO.75-93 AN ORDINANCE OF THE CITY COUNCIL OF THE CITY OF • WICHITA FALLS AMENDING SECTION 29-44 Of THE CODE OF ORDINANCES OF THE CITY .- �...��w•III�W 11_ .