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0819 2000 International Mechanical Code ORDINANCE NO. 819 AN ORDIN~NCE ADOPTING THE INTERNATIONAL MECHANICAL CODE, 2000 EDITION; PROVIDING FOR THE ADOPTION OF LOCAL AMENDMENTS THERETO; PROVIDING FOR RECORDING OF SUCH CODE AS A PUBLIC RECORD: PROVIDING THAT THIS ORDINANCE SHALL BE CUMULATIVE OF ALI. ORDINANCES; PROVIDING A SEVERABILITY CLAUSE; PROVIDING A SAVINGS CLAUSE: PROVIDING FOR PUBLICATION IN PAMPHLET FORM; PROVIDING FOR PUBLICATION IN THE OFFICIAL NEWSPAPER; AND PROVIDING AN EFFECTIVE DATE. WHEREAS, The City of Southlake, Texas is a home rule city acting under its charter adopted hy the electorate pursuant to Article XI~ Section 5 of the Texas Constitution m~d Chapter 9 of the Local Gox eminent Code; and WHEREAS, City Council of the City of Southlake deems it necessary to adopt this ordinance governing requirements for the installation m~d maintenance of Heating, Air Conditioning and other Mechanical systems including requirements for materials, in order to protect the health, safety and welfare of the citizens of the City of Southlake. NOB', THEREFORE, BE IT ORDAINED BY THE CITY COUNCIL OF THE C1TY OFSOt'THLAKE, TEXAS: SECTION I Thai the International Mechanical Code, 2000 Edition, published by The International Code Council, inc., is hereby adopted as the Mechanical Code of the City of Southlake, except for mechanical systems othem'ise regulated under the International Residential Code for One- and Two- Family Dwellings as adopted. A true and correct copy of this Code is attached to this ordinance as Exhibit "A." SECTION 2 That the 2000 International Mechanical Code, as adopted herein, is hereby amended as prox idcd in Exhibit "B" incorporated herein and attached hereto ]~k~r all purposes of this ordinance. The City of Southlake ~rmy from time to time determine thal additional local modifications to the 20(1() international Mechanical Code are necessau, and appropriate to meet the unique construction needs of the City of Southlake. To effectuate these modifications, the City council shall enact individual ordinances amending this ordinance fully setting forth the change to be made in the code. Thc amendments shall be consolidated as Exhibit 'B" to this ordinance. SECTION 3 The material contained in Exhibits "A' and "B" to this ordinance shall not be included in the formal municipal codification of ordinances, but shall be maintained as a public record in the office of thc Cily Secreta~ and will be available for public inspection and copying during regular business hours. SECTION 4 This ordinance shall be cumulative of all provisions of ordinances of the City of Southlake, Texas, except where the provisions of this ordinance are in direct conflict with the provisions of such ordinances, in x~hich event the conflicting provisions of such ordinances are hereby repealed. SECTION 5 It is hereby declared to be the intention of the City Council that the phrases, clauses, sentences, parag~raphs and sections of this ordinance are severable, and if any phrase, clause, sentence, para~,raph or sectio~ of this ordinance shall be dec]amd unconstitutional by the valid judgmenl or decree of any court of competent jurisdiction, such unconstitutionality shall not affect any of thc rcmaming phrases, clauses, sentences, paragraphs and sections of this ordinance, since the same would haxe been enacted by the City council without the incorporation in this ordinance of any such unconstitutional phrase, clause, sentence, para~aph or section. SECTION 6 )my person, firm or corporation who violates, disobeys, omits, neglects or refuses to comply with or uho resists the enforcement of any of the provisions of this ordinance shall be fined not more than Two Thousand Dollars (S2,000.00) all violations involving zoning, fire safety or public health mad sanitation, including dumping or refuse, and shall be fined not more than five hundred dollars ($500) £or all other violations of this ordinancc each day that a violation is permitted to exist shall constitute a separate offense. SECTION 7 All rights and remedies of the City of Southlake are expressly saved as to any and all violations of the provisions of any ordinances affecting the installation and maintenance of heating, air couditioning and other mechanical systems which have accrued at the time of the effective date of this ordinmace; and, as to such accrued violations and ali pending litigation, both civil and criminal, whether pending in court or not, under such ordmm~ces, same shall not be affected by this ordinance buy may be prosecuted until final disposition by the courts. SECTION 8 The City Secretary of the City of Southlake is hereby authorized to publish this ordinance in book or pamphlet form for general distribution among the public, and the operative provisions of this ordinance as so published shall be admissible in evidence in all courts without further proof than the production thereof. SECTION 9 The City Secretary of the Cily of Southlake is hereby directed to publish in the official newspaper thc Citx of' Soulhlake, the caption, penalty' clause, publication clause and effective date of this ordmaocc one time within ten days after passage of this ordinance, as required by Section 3.13 of the' Charter of t e CiD' of Soulhlake. SECTION 10 This ordinance shall be in full force and effect from and after its passage and publication as required by law, and it is so ordained. Passed &nd Approved On First Reading On This t~ CITY SECRETARY ~v" ........ Passed And Approved On Second Reading On This MAYOR ATTEST: ~ CITY SECRETARY _ Day 0 f,~/~, 2001. _ Day Of ~2001. ,~PPROV_ED~ AS TO FORM AND LEGALITY: City &ttomey ,,,/ Date: EFFI;.CTIVE:_/~'/~I /~) / 4 EXHIBIT '~B" Amendments to the 2000 International Mechanical Code **Section 102.8; change to read as foflows: 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 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. **Section 304.8; change to read as follows: 304.8 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. **Add Section 304.11 to read as follows: 304.11 Minimum burial depth. Underqround fuel pipin~l systems shall be installed a minimum depth of 18 inches (458 mm) below qrade. **Section 306.3; change to read as foflows: 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 When the attic, mezzanine or platform on which an appliance is installed is more than eiqht (8) feet (2438 mm) above the floor level, it shall be made accessible by a stairway or permanent ladder fastened to the buildinq unless approved by the code official when the buildinq does not have an equipment room to install a permanent ladder on the wall, or ceiling space to provide a pull down stairway. Exception:. (exception unchanged}. 5 **Section 306.3.1; add a sentence to read as follows: Low volta~qe wirinq of 50 Volts or less shall be installed in a manner to prevent physical damaqe. **Section 306.4.1; add a sentence to read as follows: Low volta.qe wirin~q of 50 Volts or less shall be installed in a manner to prevent physical damaFle. **Section 306.5; change 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 a height exceeding 16 feet (4877 mm), such access shall be provided by a permanent approved means of access~, the ........ cf which sh3!! be from Permanent exterior ladders providinq roof access need not extend closer than 8 feet (2438 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 vertical in 12 units horizontal (33-percent slope). A receptacle outlet shall be provided at or near the equipment and appliance location in accordance with the Electrical Code. Low voltaqe wirinFl of 50 Volts or less shall be installed in a manner to prevent physical damaqe. **Section 306.6; add a second paragraph to read as follows: A receptacle outlet shall be provided at or near the appliance location in accordance with the Electrical Code. Low voltaqe wirin~q of 50 Volts or less shall be installed in a manner to prevent physical damaqe. **Add Section 306.6,1 to read as follows: 306,6.1 Catwalk. On roofs havinq slopes qreater than 4 units vertical in 12 units horizontal, 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 workinq platform at the appliance. **Section 307.2.1; modify 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 discharqe into the sanitary sewer accordinq to the Plumbinq Code if sewer is available. It shall not discharge in a publicly exposed area such as into a street, alley, sidewalk or other areas so as to cause a nuisance. **Section 307.2.2; add a second paragraph to read as follows: Condensate waste pipes from air-coolinq coils may be sized in accordance with equipment capacity as follows: Equipment Capacity in tons of refri,cleration 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 ½ 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 runninq three-quarters full. **Section 401.5; add a second exception to read as follows: Exceptions: %_ {existing exception unchanged} 2. Toilet room exhaust ducts may terminate in a warehouse or shop area when infiltration of outside air is present. **Section 403.2; add an exception to read as follows: Exception: Where the desiqn professional demonstrates that an enqineered ventilation system is desiqned in accordance with ASHRAE 62, the minimum required rate of outdoor air shall be permitted to be as specified in such enqineered system desiRn. 7 **Section 403.2.1; add an item #4 to read as follows; 4. Toilet rooms within private dwellinqs that contain only a water closet, lavatory or combination thereof may be ventilated with an approved mechanical recirculatinq fan or similar device desiqned to remove odors from the air. **Table 403.3, footnote g: change to read as follows: g. Transfer air permitted in accordance with Section 403.2.2. Toilet rooms within private dwellinqs that contain only a water closet, lavatory or combination thereof may be ventilated with an approved mechanical recirculatinq fan or similar device desiqned to remove odors from the air. **Section 501.3; add 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. **Section 504.6; add a sentence to read as follows: The size of duct shall not be reduced alonq its developed lenqth nor at the point of termination. **Section 504.6.1; change to read as follows: 504.6.1 Maximum length. The maximum length of a clothes dryer exhaust duct shall not exceed 25 feet (7620 mm) from the dryer location to the outlet terminal with not more than two bends. When extra bends are installed, the maximum length of the duct shall be reduced 2.5 feet (762 mm) for each 45-degree (0.79 rad) bend and 5 feet (1524 mm) for each 90-degree (1.6 rad) bend that occur after the first two bends, measurin.q in the direction of airflow. (Exception is unchanged) *Section 506.3.11; change to read as follows: 506.3.11 Duct enclosure. A grease duct serving a Type I hood that penetrates a ceiling, wall or floor shall be enclosed ...{bulk of paragraph unchanged).., through the use of weather-protected openings. The enclosure shall be separated from the duct by a minimum of 6_3 inches (152 7~6 mm) and a maximum of 12 inches (305 mm) and shall serve a single grease exhaust duct system. {Exceptions remain unchanged.) **Section 510.7; add a second exception to read as follows: Exception_s: %_ {existing exception unchanged} 2. Ducts where the larqest cross-sectional diameter of the duct is less than 10 inches (254 mm). **Section 604.1; change to read as follows: 604.1 General. Duct insulation shall conform to the requirements of Sections 604.2 through 604.11, Table 604.1 and the International Energy Conservation Code. Should there be any conflicts between this section and the energy code, the enerqy code shall take precedence. **Add Table No. 604.1 to read as follows: Table 604.1 - Insulation of Ducts Insulation Insulation Duct Location Types Heatin~l Types Mechanically Zone Heating Cooled Only I A and W On roof on exterior of building C, V2 and W II B and W III C and W I A Attics, garages and crawl spaces A and V2 II A Ill B I A In walls3, within floor-ceiling A and V2 II A spaces3 III B Within the conditioned space or None required None in required Basements; return ducts in air plenums Cement slab or within ground None required None I required Note: Where ducts are used for both heating and cooling, the minimum required for the most restrictive condition. ~ Heating Degree Days: insulation shall be as Zone t below 4,500 D.D. Zone II 4,501 to 8,000 D.D. Zone III over 8,000 D.D. 2 Vapor retarders shall be installed on supply ducts in spaces vented to the outside in geographic areas where the summer dew point temperature based on the 2 ½ percent column of dry-bulb and mean coincident wet-bulb temperature exceeds 60© F. (15.4© C). 3 Insulation may be omitted on that portion of a duct which is located within a wall- or a floor- ceiling space where: 3~ Both sides of the space are exposed to conditioned air. 32 The space is not ventilated. 33 The space is not used as a return plenum. 34 The space is not exposed to unconditioned air. Ceilings which form plenums need not be insulated. INSULATION TYPES4: A -- A material with an installed conductance of 0.48 [2.72 W/(m*K)] or the equivalent thermal resistance of 2.1 [0.367 (m*K)/W]. Example of materials capable of meetin¢, the above requirements: 1-inch (25 mm), 0.60 Ib./cu.ft. (9.6 kg/m ) mineral fiber, rock, slag or glass blankets. ½-inch (13 mm), 1.5 to 3 Ib./cu.ft. (24 to 48 kg/m3) mineral fiber blanket duct liner. ½-inch (13 mm), 3 to 10 Ib./cu.ft. (48 to 160 kg/m3) mineral fiber board. B -- A material with an installed conductance of 0.24 [1.36 W/(m*K)] or the equivalent thermal resistance of 4.2 [0.735 (m*K)/W]. Example of materials capable of meetinj~ the above requirements: 2-inch (51 mm), 0.60 Ib./cu.ft. (9.6 kg/m°) mineral fiber blankets. 1-inch (25 mm), 1.5 to 3 Ib./cu.ft. (24 to 48 kg/m3) mineral fiber blanket duct liner. 1-inch (25 mm), 3 to 10 Ib./cu.ft. (48 to 160 kg/m3) mineral fiber board. C -- A material with an installed conductance of 0.16 [0.9 W/(m*K)] or the equivalent thermal resistance of 6.3 [1.1 (m*K)/W]. Example of materials capable of meetin~q the above requirements: 3-inch (76 mm), 0.60 Ib./cu.ft. (9.6 kg/m°) mineral fiber blankets. 1 1/~-inch (38 mm), 1.5 to 3 Ib./cu.ft. (24 to 48 kg/m3) mineral fiber blanket duct liner. 1 1/~-inch (38 mm), 3 to 10 Ib./cu.ft. (48 to 160 kg/m3) mineral fiber board. V--Vapor Retarders: Material with a perm rating not exceeding 0.05 perm [29 ng/Pa s m ]. All joints to be sealed. W - Approved weatherproof barrier. 4 The example of materials listed under each type is not meant to limit other available thickness and density combinations with the equivalent installed conductance or resistance based on the insulation only. **Section 604. I l; change to read as follows: 604.11 Vapor retarders. Where ducts used for cooling are externally insulated, the insulation shall be covered with a vapor retarder in accordance with Table 604.1 ~'"'"~'"'~ o m~v~ ............. m ...... ~ n n~ .... ~- ..... rOL .... ~'~ ng/(PM ~:-m~] or aluminum foil having a minimum thickness of 2 mils (0.051 mm). Insulations having a permeance of 0.05 perms [2.87 ng/(Pa s m2)] or less shall not be required to be covered. All joints and seams shall be sealed to maintain the continuity of the vapor retarder. 3_O **Section 607.2.2; change to read as foflows: 607.2.2 Hazardous exhaust ducts. Hazardous exhaust duct systems shall extend directIv to the exterior of the buildinq and shall not extend into or throuqh ducts and plenums. Penetration of structural elements shall conform to this section and the International Buildinq Code except that fire F=ke dampers are not required at penetration of fire-resistance-rated assemblies for hazardous '~"~' .... + ,4,,~.+ .... +~,,-~ o~,~" .... ~ ..... ;+~' ~"-*~'-'~' 5!0 **Section 607.5.1; change 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 listinq. Hazardous exhaust ducts shall not penetrate fire walls. **Section 607.6.1; change to read as follows: 607.6.1 Through penetrations. In occupancies other than Groups I-2 and I-3, penetrations by an air duct through a fire-resistive-rated floor/ceiling assembly that connects not more than two stories are permitted without shaft enclosure protection where a fire damper is installed at the floor line. END OF AMENDMENTS. INVOICE Star-Telegram r- ?r ID: CIT57 400 W.7th Street r�T Number: 209002391 FORT WORTH,TX 76102 (817)390-7761 Invtaie,.: Date: 12/21/01 Federal Tax ED 22-3148254 Term it: Net due in 21 days Due Date: 12/31/01 Bill To: PO Number: CITY OF SOUTHLAKE Order Number: 20900239 1400 MAIN ST STE 440 Sales Rep: 073 SOUTHLAKE, TX 76092-7604 Description: CITY OF SOUTHLA Publication Dater. :2/21/01 .tireita: > .. LocationCof Depth Lrn c MU Rate Amount CITY OF SOUTHLAKE 2000 Interna I3580 1 80 LINE :.(i" $486.40 CITY OF SOUTHLAKE Sales Discount 2000 International ($421.60) Mechanical Code ORDINANCE NO. 819 AN ORDINANCE ADOPTING THE IN- TERNATIONAL ME- CHANICAL CODE, • 2000 EDITION- 'rAt Amount: $64•80 PROVIDING FOR THE ADOPTION OF LOCAL AMEND- MENTS THERETO; PROVIDING FOR RECORDING OF SUCH CODE AS A PUBLIC RECORD PROVIDING THAT p r ���111 THIS ORDINANCE C �� SHALL BE CUMU- Ot, OLATIVE OF ALL' O R D I N A N C E S; PROVIDING A SEV- ERABILITY CLAUSE; PROVIDING A SAV- INGS CLAUSE; {MN I O PROVIDING FOR 7(jf^� PUBLICATION IN 2U(,f� 7 PAMPHLET FORM; PROVIDING FOR PUBLICATION IN THE OFFICIAL NEW • THE ST ATE OF PROVINGRANAND E County of Tarre FECSECTION s .�F'� Any person, firm or corporationg� who vio- Before me, a N, neg ecdtis dreefus omits, said County and State,this personally appeared C sty Holland, 3id and Legal Coordinator for the star-Tel comply with or who 1e Star-Telegram, Inc. at Fo rt , in Tarrant Counts axes; and v 1 , after being duly sworn,did resists the enforce- depose and sa ment of any of the ping of an advertisement as u shed in the above r. le ape I. he listed ates: provisions ot this or- dinance shall be fined //� �� not more than Two a ,'L Thousand Dollars Signed ($2,000.00) all viola- tions involving zoning, fire safet or public SUBSC.316ED Health and sanitation,RE ME,THIS Wednesday, Decem er 261-2 1. including dumping or • ,- refuse, and shalt be lelheLr____144,..--__ fined not more that five hundred dollars Notary Public ($500) for all other, violations of this or- dinance each day that ? '"'i�inr• VICKI L.WASON a violation is permitted r�•`'�: to exist shall consti- _*.i oe. lute a separate of- l' '' " MY COMMISSION EXPIRES tense. _ PASSED AND AP- ,J-.-. e`! PROVED BY THE ' foie,+' AUGUST 28,2004 Thank You I THE COUNCIL IL OF OF ;nt '�" � — SOUTHLAKE TEX- AS, ON THIS THE 18thDAY OF DE- ......................_ ......•_.......... ............................_..........»..._........... ....—................,................ CEMBER 2001. •..... .-.._ ...._........................... MAYOR RICK STACY ATTEST: SANDRA L. SECRETARY CITY APPROVED AS TO Remit To: ` TAAYR OR JR.,ALLE CITY Customer ID: CIT57 ATTORNEY 1 .xf. L)UA ,„1 v,i Customer Name: CITY OF SOUTHLAKE FORT WORTH, TX 76101-2051 Invoice Number: 20900239] Invoice Amount: S64.80 PO Number: Amount Enc'ose: �� INVOICE Star-Telegram Customer ID: CIT57 400 W.7th Street Invoice Number: 208124631 FORT WORTH,TX 76102 (817)390-7761 Invoice Date: 11/30/01 Federal Tax ID 22-3148254 Terms: Net due in 21 days Due Date: 11/30/01 Bill To: PO Number: CITY OF SOUTHLAKE 1400 MAIN ST Order Number: 20812463 STE 440 Sales Rep: 073 SOUTHLAKE, TX 76092-7604 Description: CITY OF SOUTHLA Publication Date: 11/30/01 mom��a .=. :> , ,. �; >�<: maw ....::.::::::::::. ..:::::::::........ CITY OF SOUTHLAKE,TEXAS NOTIC I3580 1 57 57 LINE $6.08 $346.56 CITY OF Sales Discount NOTICE w s hereby ($300.39) given to all interested parsons that the City Council of the City of Southlake,Texas,will be holding a public hearing during the regular city council Net Amount: $46.17 meeting to be held 7, December 18. 2001, at 7:00 p.m. The meeting will be held In the City Council Chambers of Town Hall, 1400 Main Street, Southlake, Texas.Purpose of the hearingg will be held regarding the follow- Z000 International ORDINANCECNO. 819 AN ORDINANCE ADOPTING THE IN- TERNATIONAL ME- CHANICAL CODE, 2000 EDITION- PROVIDING FOIE THE ADOPTION OF ENTHRED- THE STATE OF MS TETO- PROVIDING THAT County of Terra THIS ORDINANCE SHALL BEOF ALL CUMU- LATIVE Before me,a No ORDINANC PROVIDING A E =aid County and State,thi ay personally appeared Christy Holla d, Bid and Legal Coordinator for the Star-Tele pROVIDING n g is Star-Telegram, Inc. at or rth, in Tarrant County, Texas; a d who, after being duly sworn,did depose and say ROVIDING LA FOEFi ing of an advertiseme w s ublished in the abov n med ' er on the listed dates: PUBLICATION IN PAMPHLET FORM (�v` PROVIDING F N Signed PUBLICATION IN THE OFFICIAL SUBSCRIBED AP PROVIDING RA* NAEF---E ME, THIS Monday, De mbgggr 03t, 200 .AA City Sec eDATE. � Sandra L. LeGrand City Secrets L UUU \\\\lill /�/W City of s`Youthiake, Notary Public Texas w'i r MY MMI ES COAUGUST SSION 28,2004 XPIRE Thank You For Your Payment Remit To: Star-Telegram Customer ID: CIT57 P.O. Box 901051 Customer Name: CITY OF SOUTHLAKE FORT WORTH, TX 76101-2051 Invoice Number: 208124631 Invoice Amount: $46.17 PO Number: Amount Enclosed: