1、 = 3515789 0013887 145 *- - DEPARTMENT OF THE AIiW OFFICE OF THE CHIEF OF EWIWLBRII 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. SECTION 13 - CMBTAL BUILRIWS 1 INDEX GENERAL DESIGN REQUIREMENTS IMFORMATION DRAWINGS DESCRIPTIVE DATA DELIVERY AND STORAGE BUILDING COUPONEIT8 SHOP PAINTING FACTORY COLOR PINISI E
2、RECT ION FIELD PAINTIWC GUARANTEE i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-W 3535789 0033888 083 D CE-R-13.1 July 1985 - SECTION 13 METAL BUILDINGS 1. GENERAL: Metal building components shall be the product of a recognized metal building man
3、ufacturer. Design with vertical walls and gable single- slope roofs and with single-span single-span or multiple-span structures of one of the following types: Type I Type II - Rigid frame. Type III - Self-framing. - Column with truss or column with beam. frame. Multiple-span structures are building
4、s with interior columns shed extensions. Furnish a building that is a standard size indicated and larger only to the closest standard size. Use in 12 inches or steeper. or buildings with not smaller than roof slope 1 inch 2. DESIGN REQUIREMENTS: 2.1 Loadings: Design buildings for dead load, live loa
5、ds, and combina- tions of loads in accordance with the Metal Building Systems Manual (1981 and Errata) except as modified herein. Reduction due to tributary loaded area will not be permitted. Use the following live loads: Vertical psf. Design wind velocity, including gusts, of miles per hour. Auxili
6、ary loads consisting of 2.2 Foundations: Design foundations for an allowable soil bearing pressure of - psf. Set bottom of footing at least feet below base plates. Use a factor of safety of 1.5 for uplift, and a 2,500 psi concrete compressive strength . in. 2.3 Gutters and downspouts: Design for a r
7、ainfall rate of - per hour for a 5-min. duration. sq. ft. 2.4 Louvers: Fixed-blade Adjustable type, design with - minimum net open area, rainproof, and to resist vibration at a volume rate of cfm. 2.5 Circular roof ventilators: Gravity directional stationary revolving type, design each for a minimum
8、 capacity of 16001 cfm based on 5 mph wind velocity and a 10 degrees F. indoor-outdoor temperature difference and without screens. Provide with dampers. 2.6 Continuous roof ventilators: Ridge mounted, gravity type, design each 10 ft. section for a minimum capacity of 2,500 cfm based on a 5 mph wind
9、velocity and a 10 degrees F., indoor-outdoorFemperature difference and without screens. Provide with dampers. 13 -1 - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3535789 O033889 TLB CE-R-13.1 July 1985 rr) I 2.7 Framing and structural members: St
10、ructural steel members shall be designed in accordance with AISC publication, Specification for the Design, Fabrication, and Erection of Structural Steel for Buildings. Structural cold-formed steel framing members shall be designed in accordance with AIS1 publication, Specification for the Design of
11、 Cold-Formed Steel Structural Members. Aluminum framing and structural members shall conform to the Alum. Assoc. publication, Aluminum Standards and Data, and shall be designed in accordance with the Alum. Assoc. publication, Specifications for Aluminum Structures. Framed openings shall be designed
12、to structurally replace the covering and framing displaced. Welding of steel shall be in accordance with AWS publication Dl.1-85, and welding of aluminum shall be in accordance with The Alum. Assoc. publication, Specifications for Aluminum Structures. 3. INFORMATION DRAWINGS : a. The term “informati
13、on drawings“ includes drawings, diagrams, layouts, schematics, descriptive literature, illustrations, schedules, performance and test data, and similar materials furnished by the Contractor for information only, to explain in detail specific portions of the work required by the contract. , b. The Co
14、ntractor shall coordinate all information drawings and review them for accuracy, completeness, and compliance with contract requirements and shall indicate iis approval thereon as evidence of such coordination and review. Information drawings submitted to the Contracting Officer without evidence of
15、the Contractors approval may be returned for resubmission. c. The Contractor shall submit four copies of all information drawings, to include the following: (list) 4. DESCRIPTIVE DATA: Furnish data for the following items either on the shop drawings or separately: Accessories, each type of flashing,
16、 trim, closures, caps, and similar items; roof and wall covering, configurations and colors available, and one piece of each type to be used, 9 in. long, full width; fasteners; insulation; skylight panel; wall liner; and window, doors, louvers, ventilators, gutters, and downspouts. 5. DELIVERY AND S
17、TORAGE: Deliver materials dry and undamaged, and store out of contact with the ground. Cover materials, except framing and struc- tural members with weathertight coverings and keep dry. Provide good air circulation and protection from surface staining for roof and wall covering s hee t s. 6. BUILDIN
18、G COMPONENTS: 6.1 General: Approved metal building components shall be furnished by an authorized dealer of the manufacturer and shall be the design and quality as designated by that manufacturer. Where components are furnished or erected by other than the authorized building dealer or supplier of t
19、he building components, supervision of erection shall be as specified hereinafter. 13 -2 - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-m 3535789 0033890 73T m CE-R-13.1 July 1985 6.2 Bolts and connections: Use standard types and sizes for anchor
20、bolts and for erection and connection of framing and structural members. Seal each fastener with a 1/8-in. thick gasket of neoprene or similar weather-resistant, resilient material. The use of self-drilling, self-tapping fasteners with effective power tools by experienced workmen is permitted. 6.3 P
21、anel siding and roofing: Sheet metal covering shall be of gage steel or of inch thick aluminum sheet metal. The steel sheet metal shall be coated with zinc galvanizing and the aluminum sheet metal shall have a colored, factory finish. Sheet metal panel joint configuration shall be scanding-seam for
22、adjacent sheets or interlocking ribs for securing adjacent sheets. Width of sheets with standing-seam configuration shall provide not less than 24 inches of coverage in place; width of sheets with interlocking ribs shall provide not less than 12 inches of coverage in place. Depth of configurations f
23、or roof covering shall be not less than 1 inch. Length of sheets shall be sufficient to cover the entire length of any unbroken roof slope or the entire height of any unbroken wall surface when such slope or height is 30 feet or less. Sheets in excess of 30 feet shall have design provisions for ther
24、mal expansion and contraction. Ridge end of panels and intersections of roofing and vertical surfaces shall have pan-break ends or equivalent metal flashing in addition to profile plug closures. Field cut sheets shall be square cut, except gable end wall sheets may be cut in the shop to correspond t
25、o the roof slope and may have a horizontal joint at the eave line. ,j 6.4 Gutters and downspouts, louvers, and circular and continuous roof ventilators: Furoish louvers with bird insect screens. Furnish roof ventilators with bird insect screens and chain operated dampers. Furnish continuous rnof ven
26、tilators in 8- to 10-ft. long sections braced. at mid length. 6.5 Skylight panels shall oe fabricated from structural plastic sheet conforming to ASTM D 3841-82, Type I, Grade Class , green white and a weight of 8 oz. per square foot. 6.6 Doors: 6.6.1 Hinged doors: Furnish and install steel doors an
27、d frames in accordance with the published recommendations of the Steel Door Institute (SDI) 100-83. Doors and frames shall be Grade III, in the styles and sizes shown. Minor variations in size, to conform to manufacturing standards, will be permitted with written approval. Wood doors and weatherstri
28、pping are specified in SECTION: WOOD DOORS. Hardware is specified in SECTION: BUILDERS HARDWARE. 6.6.2 Garage doors: 6.6.2.1 Sliding garage doors: Furnish metal framed or self-framing metal type sliding garage door. The door shall be constructed of the same type material as the walls, only a heavier
29、 gage is required to provide rigidity. Furnish accessories including galvanized track, permanently lubricated dual wheel trolley hanger, operating handle, and sliding bolt latch assembly. 13 -3 - PROBLEM HARD COPY Provided by IHSNot for ResaleNo reproduction or networking permitted without license f
30、rom IHS-,-,-w 3535789 0033893 676 CE-R-13.1 July 1985 (n) 6.6.2.2 Overhead doors: Furnish industrial type of standard manufacture, fabricated of 20 galvanized sheet gage steel or heavier fabricated of 1-3/4-inch thick wood members and hardboard panels fabricated of 0.032-inch thick or thicker alumin
31、um. Furnish accessories including galvanized steel track, torsion-spring mechanism, ball bearing rollers, cylinder lock, and weatherstripping. Provide equipment for manual operation. 6.7 Windows: Furnish either steel in accordance with the Steel Window Institute (SWI) Recommended Specifications for
32、Steel Windows (1977) or 4 aluminum in accordance with Architectural Aluminum Manufacturers Association (AAMA) 302.9-1977. Furnish the type shown, complete with operating and locking hardware and glazing. (n) 6.8 Insulation: Furnish insulation needed for a total “U“-value, air to air, in Btu/hr x sq.
33、 ft. x degrees F., not greater than 0.05 for roofs or 0.10 for walls. Make “U“-value computation for winter conditions as recommended in ASHRAE Handbook, Fundamentals (1981). Furnish insulation with a facing providing a permeability of i.O 0.1 perm or less when tested in accordance with ASTM E 96-80
34、 Furnish fazng white gray green in color, either of reinforced foil with a vinyl finish or sheet vinyl except unreinforced foil with a natural finish may be used in concealed locations. Furnish insulation with facings and finishes applied in the factory. Do not furnish materials with a flame spread
35、 in excess of 25 or a smoke developed rating in excess of 50 when tested by ASTM E 84-84. Insulation may be either a rigid or semi-rigid board or a blanket type. Apply white, nondusting and nonshedding finish to exposed board type insulation. Furnish exposed blanket type insulation with colored shee
36、t vinyl facing. 7. SHOP PAINTING: Clean ferrous surfaces of oil, grease, loose rust, loose mill scale, and other foreign substances and shop prime in accordance with the manufacturers standard system. Paint gutters, downspouts, louvers, ventilators, and 1 in the shop in the manufacturers! standard c
37、olor. 8. FACTORY COLOR FINISH: Wall and roof panels shall be color-coated on both sides at the factory. Surfaces shall be prepared for coating by thoroughly cleaning, pretreating, and priming, to provide a film which is , compatible with the metal surface and the colored finish. Color coating shall
38、consist of a pigmented synthetic resin base coating that has been suitaoly plasticized and stabilized against heat and light. Dry-film coating thickness of the color-coat shall be noc less than 0.8 mil for exterior surface finish and not less than 0.5 mil for interior surface finish. The exterior ti
39、nishing system shall meet the quality standards specified in The Aluminum Association (AA) Aluminum Standards and Data (Jun 19821, except that for salt spray resistance exposure shall be 450 hours and maximum undercutting . from the scored line shall not exceed 1/8 inch. Colors shall be as selected
40、from manufacturers standard colors. (n) 9. ERECTION: 9.1 General: Erect in accordance with the manufacturers approved erection instructions and diagrama except as specified otherwise. A field representative of the manufacturer shall inspect the building periodically 13 -4 Provided by IHSNot for Resa
41、leNo reproduction or networking permitted without license from IHS-,-,-= 3535789 0033892 502 CE-R-13.1 July 1985 during construction and at completion for defects in erection or assembly. each occasion a certified inspection report shall be furnished. The building t shall be inspected at not less th
42、an on three critical occasions: (1) after foundation is completed and prior to erection of structural steel, (2) after erection of structural steel and prior to application of ?Sheetmetal Skin?, and (3) at completion of sheetmetal work ana installation of building component s. On 9.2 Framing and str
43、uctural members: Set anchor bolts by template. Provide uniform bearing under base plates and sills using a nonshrinking grouting mortar when necessary. (n) 9.3 Panel siding and roofing: Separate dissimilar materials with gaskets or suitable insulating coatings. sealant, metal cuttings, and other for
44、eign materials. Do not exceed the maximum fastener spacings specified and erect a structure which will be free from water leaks and meet design requirements. to exceed: 8 inches on center at the ends of covering, 12 inches on center at intermediate supports and at roof covering side laps and 18 inch
45、es on center at wall covering side laps. Install fasteners in straight lines within a tolerance of 112 inch per bay. covering, and joints at accessories. Drive fasteners normal to the surface and to seat the gasketed washers. Accessoriea including panel profile plugs shall be fastened into framing m
46、embers, except as otherwise approved. Keep exposed surfaces clean and free from Space fasteners uniformly not Seal side laps, ends of roof and wall 9.4 Gutters and downspouts: Attach securely to the building. Install gutters with adequate provisions for expansion and contraction. 9.5 Doors and windo
47、ws: Anchor securely to the supporting construction, including frames and hardware. Install plumb and true and adjust to provide proper operation. 9.6 Insulation: Except as otherwise shown or approved, install insula- tion against covering and between supporting members. Lap and fasten at joint at bl
48、anket insulation to provide tight joints. Fasten exposed rigid or semi- rigid insulation in ceilings without loose joints or unsightly sags. Fasten insulation retainers securely. 9.7 Louvers and ventilators: Attach to the supporting construction and calk or seal for a raintight installation. 10. FIE
49、LD PAINTING: Wire brush and touch up abraded or corroded spots on shop-painted surfaces immediately upon detection. Use the same material as was used for the shop coat. Paint outdoor exposed shop-primed ferrous surfaces and primed surfaces of doors and windows with two coats of an approved exterior enamel. Touch-up factory color finished surfaces with the manufacturer?s recommended paint where damaged or ab
