1、D 3535789 0035089 545 H 2-9 3- 07 DoD 4270.21 - SPEC DEPARTMENT OF DEFENSE GUIDE SPECIFICATIONS FOR MILITARY FAMILY HOUSING HEATING, HOT WATER, GAS FIRED Department of the Army Guide Specification OCE GSH 15.6 Department of the Navy Guide Specification FAC GSH 15.6 Department of the Air Force Manual
2、 AFM 85-25, Sec. 15.6 c. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-= 3535789 0015090 2b7 . . . . . . . (34) 4270.21 - SPEC 15.6 N45 May 1985 GUIDE SPECIFICATIONS FOR MILITARY FAMILY HOUSING HEATING, HOT WATER, GAS FIRED GENERAL NOTES The Depart
3、ments of the Army, Navy and Air Force have collaborated in the preparation of this Guide Specification. Its contents and arrangements conform generally to the “CSI Masterformat - Master List of Section Titles and Numbers (MP-2-1),“ 10 Mar 1983 of the Construction Specifications Institute. In accorda
4、nce with the CSI Masterformat, identify each Section by a number and a letter (see Index of Divisions and Sections). The number will be that of the Division under which the Section is located. number will begin with “A“ and continue alphabetically, as necessary- The letters following the USE AND INS
5、TRUCTION: preparation of project specifications for Military Family Eousing in ac- cordance with current directives and instructions. It shall not be made a part of another specification by reference. Engineer shall assure that complete coverage of the work involved is specified, and shall further a
6、ssure that Co-ordination with the drawings is accomplished. This Guide Specification shall be used in the Each project Architect- SELECTION OF MATERIALS: It is intended that architects and engineers for military family housing projects be permitted to select from this Guide Specification the materia
7、ls and equipment which, in their professional judg- ment, are suitable for specific projects-. Contractor options included in this Guide Specification shall not be deleted unless economic and engineering evaluations indicate that the options are not justified for a specific project. Newly developed
8、materials and methods not included in this Guide Specifica- tion may be used in limited application with prior clearance of the Military Departments involved. (Each Hilitary Department shall ensure that prohibi- ted materials are not included in project epecifications.) or methods may not be used ex
9、tensively until the quality and durability have been proven and appropriate specifications have been included in this Guide Specification. Such new materials In selecting the quality standards for materials and equipment, consideration should be given to the impact that certain materials may have on
10、 the construc- tion and maintenance cost of the over-all project. Notes, Page i - - - Section 15 “REMOVE DO NOT INCLUDE NOTE SHEETS IN THE PROJECT SPECIFICATIONS“ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-a 35L57 OOL50L lT3 4270.21 - SPEC 1 Jul
11、, 66 GUIDE SPECIFICATIONS FOR MILITARY FAMILY HOUSING HEATING, HOT WATER, GAS FIRED Heating, Hot Water, Gas Fired will be located in the project specification as one of the Sections under Division 15 - “Me- chanical“, and be numbered accordingly. NOTES ON THE USE OF THIS SPECIFICATION SUGGESTIONS AN
12、D RECOMMEN- DATIONS: This Guide Specifica- tion includes providing Hot Water Heating boiler systems using gas as the fuel for individual boilers in each building or dwelling unit. The heating source to be used, oil, gas, or electricity, shall be deter- mined by the Architect-Engineers utility servic
13、e study developed in accordance with e s ta bli shed Mili- tary Department requirements. Division 15, section for HEATING, BUTION must be included in the project specifications in order to provide a complete heating system. Air for Combustion: Boilers shall be installed in locations in which facilit
14、ies for ventilation permit satisfactory combustion of fuel and proper venting under normal conditions of use. Provision for combustion air supply to boiler space shall Le in accordance with NFPA No. 54. HOT WATER, INTERIOR DISTRI- Items to be Deleted: Items noted thus shall be deleted when not appli
15、cable to system as de signed. Referenced Specifications: In the project specifica- tion, list the specifications and gtandards by their current titles, numbers and lette r s. Induced-Draft Fans: Use where chimney or vent heights are inadequate for proper combustion, otherwise delete this paragraph.
16、Prefabricated Chimneys: Boilers shall be vented into masonry or factory-built chim- neys engineered and constructed so as to develop a positive flow ade- quate to remove all flue gases to the outside atmosphere. If mason- ry chimneys are provided delete this paragraph. Roof Housings: Plain rec- tang
17、ular roof housings 0 NOTE 5 may be specified where appearance is particularly impor tant. Cleaning System: Clean- NOTE 6 covered in this section shall be co- ordinated with cleaning of distribu- tion system specified in Division 15 in the section for HEATING, HOT WATER, INTERIOR DISTRIBU TION. 0 ing
18、 of boiler and piping Tests: Testing of boil- 1-71 ers and burners shall be coordinated with testing of distribu- tion system and controls specified in Division 15 in the section for HEATING, HOT WATER, INTERIOR DISTRIBUTION. Section 15 , Notes, Page ii - “REMOVE - DO NOT INCLUDE NOTE SHEETS IN THE
19、PROJECT SPECIIICATIONS“ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-= 3535789 0035092 03T i 4270.21 - SPEC 15.6 N44 August 1984 GUIDE SPECIFICATIONS FOR MILITARY FAMILY HOUSING - SECTION 15 BEATING, HOT WATER, GAS FIRED 1. SCOPE OF WORK: (A) WRK
20、INCLUDED: This section includes furnishing and installing gas fired hot water heating boilers up to 500,000 BTU and related equipment complete. (1) (2) Provide prefabricated gas vents. Provide all control wiring for mechanical equipment. (B) RELATED WORK NOT INCLUDED IN THIS SECTION: The follow- ing
21、 items of similar or related work are not included in this section: (1) Ventilating work and equipment. (2) Painting equipment or piping on job. (3) Interior distribution systems for hot water in dwellings. Note o (4) Gas distribution system and gas piping within buildings and to within 5 feet of ea
22、ch furnace. (5) Electrical circuits to area of mechanical work and final connec- tions to all electrically driven mechanical equipment and motors. 2. REFERENCED SPECIFICATIONS AND STANDARDS: (28) of this specification to the extent referenced. The publications are referred (28) (A) APPLICABLE PUBLIC
23、ATIONS: The publications listed below form a part (28) to in the text by the basic designation only. (1) Federal Specifications: (7) O-F-506C . Flux, Soldering; Paste and Liquid. (44) (36) CC-M-1807A Motors, Alternating Current, Fractional and Integral Horsepower (500 HP and Smaller). Section 15 - -
24、 -9 Page 1 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-= 3515789 0035093 T7b 4270.21 - SPEC 15.6 N45 May 1985 HEATING, HOT WATER, GAS FIRED 2. REFERENCED SPECIFICATIONS AND STANDARDS : (Continued) HH-I-558B Insulation Blocks, Boards, Blankets, Fe
25、lts, and Lead Alloy. 2“1 24 WW-N-3 5 1C Addenda: Summer Summer Rev Nov 15, 1984). Gas Vents (July 24, 1979, 5th Ed.; Rev thru Nov 9, 1984). Industrial Control Equipment (Aug 17, 1984, 14th Ed.). - Gas and Oil Equipment Directory (Sep 1984 with Quarterly Supplements) GENERAL REQUIREMENTS : (A) STANDA
26、RDS: Materials and equipment shall be new and bear the UL (23) label or be listed in UL Gas and Oil Equipment Directory, wherever standards have been established by that agency. In lieu of such certification, label, or listing, a written certificate from a nationally recognized testing agency adequa
27、tely equipped and competent to perform such services may be submitted stating that the items have been tested and that the units conform to require- ments specified herein, including methods of testing of the specified agencies. (B) STANDARD PRODUCTS: Materials and equipment furnished under this spe
28、cification shall be standard cataloged products of manufacturers regularly engaged in production of such materials or equipment and shall be manufacturers latest standard design that complies with the specificat$on requirements. Where two or more units of the same class of equipment are required, th
29、ese units shall be products of a single manufacturer; however, the component parts of the system need not be the products of the same manufacturer. Each major component of equipment shall have manufacturers name, address, model and serial number on a nameplate securely affixed in a conspicuous place
30、; nameplate of a distributing agent only will not be acceptable. Belts, pulleys, chains, gears, couplings, projecting setscrews, keys, and other rotating parts located so that a person can come in close proximity thereto, shall be fully enclosed or properly guarded. (C) DEFECTIVE EQUIPMENT: Defectiv
31、e equipment or equipment damaged in the course of installation or testing shall be replaced or repaired by Contractor in a manner approved by the authorized Government representative. Page 5 Section 15 - - w Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IH
32、S-,-,-m 3535789 0035099 494 m 4270.21 - SPEC 15.6 N44 August 1984 HEATING, HOT WATER, GAS FIRED 3. GENERAL REQUIREMENTS: (Continued) (D) PROPOSED CHANGES: The contract drawings indicate extent and gen- eral arrangement of boiler and boiler piping system. If any departures from contract drawings are
33、deemed necessary by the Contractor, details of such departures, including changes in related work, and reasons therefor shall be submitted in writing, as soon as practicable after the contract award, to the authorized Government representative for written approval. tures from contract drawings shall
34、 be made at no additional cost to the Government. Approved depart (E) COMPLIANCE WITH STANDARDS: Heating equipment and piping (44) servicing, and maintenance. Installation shall conform to ASHRAF, Handbook, (44) Equipment, I=B=R and SBI Standard of The Hydronics Institute, (44) and NFPA 54 requireme
35、nts. arrangements shall provide adequate and acceptable clearances for entry, (E) COORDINATION: Contractor shall be responsible for proper COOF dination of the work of all trades and shall provide clearance drawings where necessary . 4. MATERIAL AND EQUIPMENT LIST, DATA SHEETS, SHOP DRAWINGS: (A) MA
36、TERIAL AND EQUIPMENT SCHEDULES: As soon as practicable after notice to proceed and before commencement of installation of materials or equipment, Contractor shall submit to the authorized Government representative, for approval, a complete schedule of materials and equipment proposed for installatio
37、n. Schedule shall include model and serial numbers, cuts, diagrams, drawings, pump and fan curves and such other descriptive data as may be re- quired. Approval of equipnent under this provision shall not be construed as authorizing any deviations from the specifications unless attention has been di
38、rected in writing to the specific deviations. . ,. partial.lists submitted from time to time. Approval of materials will be based on manufacturers published ratings. not in accordance with the specification requirements will be rejected. No consideration will be given to Materials and equipment list
39、ed which are (B) SHOP DRAWINGS: As soon as practicable after award of contract and before starting installation of any materials or equipment, a plan and elevations ,of equipment room layout showing proposed equipment layout, piping, breeching and all applicable appurtenances therefor, with clearanc
40、es and a control wiring diagram shall be submitted for written approval. Shop drawings shall clearly indicate proposed deviations from contract drawings. 5. MATERIALS: (A) PIPE: Pipe shall conform to the following specifications: (1) Steel: ASTM Specifications A 120, welded and seamless, black, stan
41、dard weight, Schedule 40. Specification A 53. If pipe is to be bent use pipe conforming to ASTM . (2) Wrought-Steel: ANSI B36.10. Section 15 , Pege 6 a Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-,- 3515789 0015100 T3b 4270.21 - SPEC 15 .6 N44 Au
42、gust 1984 HEATING, HOT UATER, GAS FIRED 5. (13) HATERIALS : (Cont hued) (3) Deleted. (4) Copper Tube: ASTM Specification B 88, Type K or L. (B) PIPE FITTINGS: Pittings shall conform to the following specifications: (1) For Steel or Irought-Iron Heating Pipes: (a) (b) (c) (d) Malleablcriron screwed f
43、ittings, ANSI B16.3. Cast-iron screwed fittings, ANSI B16.4. Cast-iron flanges and flanged fittings, ANSI B16.1. Steel flanges and flanged fittings, ANSI B16.5. (2) For Steel or Wrought-iron Gas Pipes: Malleable-iron screwed fittings, ANSI B16.3. (6) same material For Copper Tube: (a) Cast bronze so
44、lder-joint pressure fittings, ANSI B16.18. (b) Wrought copper and bronze solder-joint, ANSI B16.22. Welding Fittings: Wrought steel, ANSI Bl6.9 and ASTM Specifica- Plugs, Bushings for Steel Pipe: ANSI R16.14. Nipples for Steel Pipe: as pipe, threaded. Federal Specification UW-N-351, of (C) VALVES: V
45、alves shall conform to the following specifications: (1) Gate Valves: (a) Bronze, MSS SP-80. (b) Cast-iron, MSS SP-70. (2) Check and Globe Valves: Bronze, MSS SP-80. t3) Balancing Cocks, 125-Pound: Cast-iron with flat or square heads and brass plu$ for ferrous piping, or all brass for copper tubing.
46、 , Page 7 - Section 15 PROBLEM HARD COPY Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-D 3515789 0015101 972 1270.21 - SPEC October 1970 HEATING, HOT WATER, GAS FIRED , 5. hATERIALS: (Continued) (Dl THERMOMETERS: Thermometers shall be not less than
47、 7-inch, red reading scale, of the well type with separable socket. UNIONS: Malleable-iron unions shall conform to Federal Specifica- tions WW-U-531, Type A, for ferrous piping; or wrought copper solder-joint conforming to AWSI 16.22, for copwr tubing. tl) (FI JOINT COMPOUND Jointing compound for pi
48、pe threads shall be pipe cement and oil, graphite and oil, or polytetrafiuoroethylene tape. (a SOLDER: Solder shall conform to Federal Specification QQ-S-57 1, Composition Sn50, and flux to Federal Specification 0-F-506, noncorrosive . type* (Hl HANGERS: Hanger rods shall be steel or wrought-iron, 3
49、/8 inch Hangers and inserts diameter. thall conform to Federal Specification WW-H- 171. Hangers shall be split-ring or clevis type. (I) . SLEEVES: Sleeves, except for masonry walls, shall be formed from galvanized stcel sheet, not less than ,0217 inch nominal thickness. through masonry wallls shall be standard weight steel pipe. Sleeves (JI PIPE INSULATION: Pipe covering shall be mineral fiber, Federal Specification “-1
