1、MIL-B-29353 54 W 9999906 02LbL24 7 9 7 MIL-B-29353(MC) 8 August 1974 *-. i MILITARY SPECIFICATION r1 .BUILDING, PREFABRICATED, PANELIZED : RELOCATABLE, MULTIUSE, 2Ci-FOOT BY 48-FOOT This specification is approved for use by all Depa-rtments and Agencies of the Department of Defense. 1. SCOPE 1.1 Thi
2、s specification covers one type prefabricated, relocatable, multiuse, 20-foot by 48-foot, building for support of operation and administration requirements. system of floor beams and floor panels, but shall be capable of being erected on grade slab without the flooring system. The building design sh
3、all utilize a flooring 2. APPLICABLE DOCUMENTS 2.1 The following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of the specification to the extent specified herein. SPEC IF ICATIONS FEDERAL QQ - S - 781 SS-T- 31 2 TT -E - 5 27 TT -P - 1757 TT-S-0
4、01543 M-IM-A-132 PPP -B - 601 PPP-B- 636 MILITARY MIL-C- 104 MIL -P- 11 6 MIL-C-5541 MIL - A- 9067 - Strapping, Steel, Flat and Seals. - Tile, Floor, Asphalt, Rubber, Vinyl, Vinyl- - Enamel, Alkyd, Lustreless. - Primer Coating, Zinc Chromate, Low Moisture - Sealing Compound; Silicone,Rubber Base (Fo
5、r Asbestos. Sensitivity. Caulking, Sealing, and Glazing in Buildings and Other Structures). - Adhesive, Heat Resistant, Airframe Structural, Metal to Metal. - Box, Wood, Cleated Plywood. - Box, Fiberboard, - Crate, Wood, Lumber and Plywood Sheathed, - Preservation-Packaging, Methods of. - Chemical C
6、onversion Coatings On Aluminum and - Adhesive Bonding; Process and Inspection Nailed and Bolted. Aluminum Alloys. Requirements For. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-YIL-B-29353(MC) MIL-E-17555 MIL-H- 21040 STANDARDS MILITARY MIL- STD -
7、 129 MIL-STD-401 MIL - STD - 889 MIL - STD- 11 86 DRAWINGS - Electronic and Electrical Equipment, Accessories, and Repair Parts; Packaging and Packing of. Type, Structural, Paper Base. - Honeycomb Materials, Water Migration Resistant - Marking For Shipment and Storage. - Sandwich Constructions, and
8、Core Materials, - Dissimilar Metals, - Cushioning, Anchoring, Bracing, Blocking and General Test Methods. Waterproofing, with Appropriate Test Methods, NAVAL FACILITIES ENGINEERING COMMAND 2OO4 2 8 2 2004283 - Mark IV, Lewis Reloc Structure Sht 1 of 2 - Mark IV, Lewis Reloc Structure Sht 2 of 2 (Cop
9、ies of specifications, standards and drawings required by suppliers in connection with specific functions should be obtained from the procuring activity or as directed by the contracting officer,) 2.2 Other publications. The following documents form a part of this specification to the extent specifi
10、ed herein, Unless otherwise indicated, the issue in effect on date of invitation for bids or request for proposal sl1all apply, AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) B117 Salt Spray Fog Testing. C481 Laboratory Aging of Sandwich Construction, test for D1002 Tension Loading Metal-to-Metal
11、, Test For D2651 Recommended Practice For Strength Properties of Adhesives in Shear by Preparation of Metal Surfaces for Adhesive Bonding, (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, Pennsylvania 19103). c Provided by
12、 IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-27353 54- 7777706 021bL26 O MIL-B-29353(MC) NATIONAL FIRE PROTECTION ASSOCIATION (NFPA) NFPA-70-71 National Electric Code. NFPA-80-73 Standards For Firedoors and Windows. (Application for copies should be ad
13、dressed to the National Fire Protection Association, 60 Battery March Street, Boston, Massachusetts 02110.) . OFFICIAL CLASSIFICATION COMMITTEE Uniform Freight Classification Rules (Application for copies should be addressed to the Official Classifica- tion Committee, 1 Park Avenue at 33rd Street, N
14、ew York, New York 10016,) AMERICAN TRUCKING ASSOCIATION National Motor Freight Classification Rules (Application for copies should be addressed to the American Trucking Association, 1616 iiPii Street, N. W., Washington, D. C. 20036.) 3. REQUIREMENTS 3.1 First article. The supplier shall furnish a fi
15、rst article for examination and test to prove, prior to starting production, that his production methods and choice of design detail will produce buildings which comply with the requirements of this specification. Examination and tests shall be as specified herein and shall be subject to surveillanc
16、e and approval by the Government. Upon approval of the first article, the contractor shall complete the remaining buildings to be delivered under this contract. Approval of the first article by the Government shall not relieve the contractor of the responsibility to supply buildings conforming to th
17、is specification. Any changes or deviations from the approved first article shall be subject to approval of the contracting officer. After disassembly and necessary replacement and repairs have been made, the first article may be submitted as a completed production unit. 3.2 Parts and materials. Par
18、ts and materials shall be as specified herein. Materials not specified shall be of the best commercial quality, the lightest practical weight, entirely suited for the purpose, and readily available, Materials used in the building shall be capable of withstanding, with no physical damage, temperature
19、s ranging from -40 F to +120 F. and floor panels shall have a “U“ factor of 0.10 or less. No wood or timber shall be used in the building. Wall, roof 3.2.1 Metal. Dissimilar metals, as defined in MIL-STD-889, shall not be used in intimate contact with each other unless suitably protected against ele
20、ctrolytic action. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ -. MIL-8-29353 5Y a 7999706 021b127 2 a MIL-B-29353(MC) 3.2,2 Nonstandard parts and materials. When it has been determined tliat requirements cannot be met by parts and materials spe
21、cified herein, immediate action shall be taken by the supplier to inform the contracting officer by submission of detailed data, requesting approval of nonstandard parts and materials, 3.3 Desipn and construction. Drawing Nos. 2004282 and 2004283 indicate the major features which are to be incorpora
22、ted into the building. The contractor shall provide the additional design required to make a complete, usable, weatherproof, rapidly erected structure. The details indicated on Drawing Nos. 2004282 and 2004283 are intended as a suggested method of construction, The design, fabrication and constructi
23、on details of the complete building shall be prepared by the contractor and submitted to the procuring activity for approval, erected building shall be accomplished by using a silicone sealant con- forming to TT-S-001543, The contractor shall supply and pack with each building a sufficient quantity
24、to adequately seal all joints, purpose of definition in the determinations of allowable stress levels, the structure shall be classed as “temporaryf1 meeting duration of requirement for 24 to 60 month construction standards. provide for a factor of safety to failure of at least 2.0. Tightness integr
25、ity of the For the Design shall 3.3,l Panel fabrication, The panels shall be built in true and rigid fixtures having stops and other features to insure a squareness precision assembly of panels to a tolerance of 21/16 inch measured on the diagonal. Extrusions shall be of uniform thickness and length
26、 within a tolerance of I W.10 inch. assembled panel shall not exceed 1/16 inch. Both faces on all four sides of panel shall be opposite and at right angles to each other, The tolerance on size and squareness for all window and door panel cutouts shall be such that a snug fit of the window and door j
27、ambs will be insured, and that air leakage around casings and jambs will meet industry standards, Interior and exterior finishes of wall and roof panels shall be continuous stucco embossed painted aluminum skin suitable for use in toilets, washrooms, shower rooms, bathrooms, laundry rooms and other
28、areas with a moist air atmosphere, length complete with necessary accessories for a completely finished weathertight surface, The bow in the longitudinal edges of each completely Panel facings shall be provided full 3.3,l.l Panel skins, The skin shall be aluminum alloy sheet and shall be made of one
29、-piece seamless construction. shall be determined by the contractors design which shall be in conformance with requirements specified herein. The thickness of the skins 3.3.1.2 Paper honeycomb. The core of the panel shall be 1/2-inch cell, paper honeycomb, and for each panel shall be one piece and c
30、ontinuous for the full length of the panel, Piecing will not be permitted. The direction of the paper core ribbons in each panel shall be at right Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.- rating of O. greater. (3,000 square feet). 2.0 pound
31、s per cubic foot. accordance with MIL-H-21040. The resin impregnation by weight shall be18 percent or The weight of the paper shall be 80 pounds per ream The density of the core honeycomb shall be at least . The honeycomb core shall be manufactured in 3.3.1.3 Insulation. Low density foam shall be ad
32、ded to core honeycomb cells, to both faces, in sufficient quantity to result in a “U“ factor of 0.10 or better for all panels. Urethane foam weighing at least 1.8 pounds per cubic foot shall be used. Granular insulation is not acceptable. 3.3.1.4 Moisture sealing. The optimum relative humidity facto
33、r value, which will insure that the panel develops and sustains its design strength, shall be maintained by sealing out moisture. honeycomb panel shall be sealed to prevent water from entering the paper core. This shall be accomplished by treating the panel edges with a waterproofing sealant or phen
34、olic strips bonded to the raw core edge. The adhesive used for the bonding shall develop the full shear strength of the c3re. test specified in MIL-A-21040. The four edges of the paper The panels shall meet the requirements of the water migration 3.3.1.5 Panel connections, A separate plastic cleat s
35、hall be used on The cleat must cover the exterior and interior joints each face of panel to connect both wall panels (including gable walls) and roof panels. on each face of panel. A one-piece through cleat is not acceptable. 3.3.1.6 Channel drains. Drain holes shall be provided on exterior leg of c
36、hannels which secure wall panels to floor to prevent water- accumulation. 3.3.1.7 End.panels. End panels shall extend from floor to roof and shall be precut to fit roof slope. 3.3.1.8 Floor panels. Floor panels, when used, for the gable ends of each building shall be bolted to the aluminum foundatio
37、n member which supports the exterior edge. 3.3.2 Panel lamination. The panels shall be laminated as follows: 3.3.2.1 Preparation of metal surfaces. The preparation of metal surfaces for adhesive bonding shall be in accordance with ASTM D2651. 3.3.2.2 Adhesive. In order to fully develop the flexural
38、strength of the adhesive, the panel manufacturer shall follow the bonding conditions Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Viscosity: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Lap Tens
39、ile Shear After curing in accordance with the Streng th : production procedures, the adhesive shall exhibit a minimum lap tensile strength of 2 1300 pounds-force per square ihch (lbf/in 1 after 24 hours and before 48 hours of room temperature aging when tested in accordance with ASTM D 1002 (metal t
40、o metal). Elevated Temperature The adhesive shall support an 8-pound weight Streng th : at 180 F for 15 minutes. Exposure Strength: The adhesive shall show no deterioration after being cycled six times in accordance with test procedure No. 2 of ASTM C481 or it shall be shown that the adhesive does n
41、ot deteriorate in advance of a core failure during this test when the core material complies with 3.3.1.2. Aged Strength: The adhesive shall show no evidence of embrittlement with aging and shall show no less lap tensile strengths after 30 days than was initially exhibited when subjected to identica
42、l tests. The above properties are to be considered as minimum requirements. core shall be thermal (externally applied) cure bonded to the skins. The core material shall be completely bonded without voids in the bond lines with the panel skins. The bond line must attain or exceed the full shear stren
43、gth of the core material. The 3.3.2.5 Adhesive bonding process and inspection. .The contractor shall provide a detailed description of the manufacturing and fabricating process and methods of control of manufacturing variables. On request, this description, together with an engineering report which
44、describes all tests to be performed to satisfy contract requirements, shall be made available for review by the procuring activity prior to start of production. 3.3.2.6 Panel tensile strength. A minimum of eight panels of the various configurations (floor, roof, side wall and end wall) shall be sele
45、cted at random during the production run and subjected to load test to satisfy the design requirements. 3.3.2.5, the tests of 4.5.2.4 are required to demonstrate the strength of the panels. The panels shall be capable of supporting all loads super- imposed during the testing without failure or excee
46、ding the allowable deflections of 3.3.12. In addition to testing specified in Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.3.3 Doors, The manufacturers standard medium duty doors and door frames shall be provided as indicated on Drawing No, 2004
47、282. The doors shall be 3 feet O inches by 6 feet 8 inches with a thickness sufficient to guarantee structural integrity, construction and good workmanship, Glazing shall conform to the glazing requirements for windows except it shall be wire glass in lieu of acrylic plastic. Doors shall be properly
48、 joined for one and one-half pairs of hinges and shall be drilled for lock sets. Each entrance door shall have a lock set with door knob and a heavy-duty spring closing device, The hardware necessary to allow locking the exterior doors utilizing padlocks shall also be furnished and applied by the co
49、ntractor. Hardware shall conform to the applicable requirements of NFPA 80-73, 3,3,4 Windows, Windows shall be as indicated on Drawing No. 2004282. A minimum o 120 square feet of window area shall be provided for each building with four windows in each side wall and one in each end wall. Each window shall be glazed and shall have a minimum ventilator opening of 45 percent of the window, parent, colorless, cast acrylic sheets, nominal th
