ASTM E2950-2014 Standard Specification for Metal Canopy Systems《金属冠系统的标准规格》.pdf

1、Designation: E2950 14Standard Specification forMetal Canopy Systems1This standard is issued under the fixed designation E2950; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indic

2、ates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification includes the following:1.1.1 Structural framing,1.1.2 Canopy Deck System,1.1.3 Drainage system,1.1.4 Fascia panels,1.1.5 Accessories and trim,

3、and1.1.6 Canopy concrete foundations and accessories.1.2 UnitsThe values stated in inch-pound units are to beregarded as standard. The values given in parentheses aremathematical conversions to SI units that are provided forinformation only and are not considered standard.1.3 This standard does not

4、purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:

5、2A36/A36M Specification for Carbon Structural SteelA325/A325M Specification for Structural Bolts, Steel, HeatTreated, 120/105 ksi Minimum Tensile StrengthA500/A500M Specification for Cold-Formed Welded andSeamless Carbon Steel Structural Tubing in Rounds andShapesA653/A653M Specification for Steel S

6、heet, Zinc-Coated(Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed)by the Hot-Dip ProcessA775/A775M Specification for Epoxy-Coated Steel Rein-forcing BarsA992/A992M Specification for Structural Steel ShapesA1011/A1011M Specification for Steel, Sheet and Strip,Hot-Rolled, Carbon, Structural, High-

7、Strength Low-Alloy, High-Strength Low-Alloy with ImprovedFormability, and Ultra-High StrengthC1107/C1107M Specification for Packaged Dry, Hydraulic-Cement Grout (Nonshrink)F1554 Specification for Anchor Bolts, Steel, 36, 55, and105-ksi Yield Strength2.2 ACI Standard:3ACI 318 Building Code Requiremen

8、ts for Structural Con-crete and Commentary2.3 AISC Standard:4AISC 303 Code of Standard Practice for Steel Buildings andBridges2.4 ASCE Standard:5ASCE 7 Minimum Design Loads for Buildings and OtherStructures2.5 AWS Standard:6AWS D1.1 Structural Welding Codes2.6 ICC Standard:7International Building Co

9、de2.7 SSPC Standards:8SSPC-PA1 Paint Application No. 1SSPC-SP2 Hand Tool CleaningSSPC-SP3 Power Tool Cleaning2.8 Federal Standard:929 CFR Part 1926 Subpart R Safety and Health Regulationsfor Construction, Steel Erection3. General Requirements3.1 System Performance Requirements:1This specification is

10、 under the jurisdiction of ASTM Committee E54 onHomeland Security Applications and is the direct responsibility of SubcommitteeE54.05 on Building and Infrastructure Protection.Current edition approved June 1, 2014. Published June 2014. DOI: 10.1520/E2950-14.2For referenced ASTM standards, visit the

11、ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American Concrete Institute (ACI), P.O. Box 9094, FarmingtonHills, MI 48333-9094, http:

12、/www.concrete.org.4Available from American Institute of Steel Construction (AISC), One E.Wacker Dr., Suite 700, Chicago, IL 60601-2001, http:/www.aisc.org.5Available from American Society of Civil Engineers (ASCE), 1801 AlexanderBell Dr., Reston, VA 20191, http:/www.asce.org.6Available from American

13、 Welding Society (AWS), 550 NW LeJeune Rd.,Miami, FL 33126, http:/www.aws.org.7Available from International Code Council (ICC), 500 New Jersey Ave., NW,6th Floor, Washington, DC 20001, http:/www.iccsafe.org.8Available from Society for Protective Coatings (SSPC), 40 24th St., 6th Floor,Pittsburgh, PA

14、 15222-4656, http:/www.sspc.org.9Available from the U.S. Government Printing Office, Superintendent ofDocuments, 732 N. Capital St., NW, Washington DC 20402-0001.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States13.1.1 GeneralProvide a c

15、omplete pre-engineered metalcanopy system, manufacturers standard mutually dependentcomponents, and assemblies that form a pre-engineered over-head canopy system to enhance safety and security. Thepre-engineered overhead canopy system shall be capable ofwithstanding required design loads per the Int

16、ernational Build-ing Code (IBC) as adopted or modified by local jurisdictions,thermally induced movement, and exposure to weather withoutfailure. Primary structural frame design to include fixed-basecolumns capable of transferring moments and forces intofoundations and will include roof purlins, mai

17、n frame beams,and tube columns, plus secondary framing, canopy deck andfascia panels, and accessories complying with requirementsindicated, including those in this specification. Provide thedesign for concrete foundations to be installed by the generalcontractor.3.1.2 Pre-Engineered Metal Canopy Sys

18、tem Design:3.1.2.1 Column layout, clearance, and fascia profile perproject specifications.3.1.2.2 Primary Structural FrameDesign with fixed-basecolumns capable of transferring moments and forces intofoundations. Options include rigid frames and cantileveredcolumn design. Primary framing includes roo

19、f purlins, mainframe beams, and tube columns. Design loads per applicablebuilding code requirements.3.1.2.3 Secondary framing per manufacturers standard de-tails as required per specifications and required design loads.3.1.2.4 Metal canopy deck system per manufacturers stan-dard interlocking load-be

20、aring deck panels.3.1.2.5 Provide primary and secondary drainage per build-ing code requirements.3.1.2.6 Anchor rod design per ACI 318, Appendix D, latestedition.3.1.2.7 Concrete foundation designed for fixed-base columnloads. Constrained or nonconstrained pier design to resistlateral loads per IBC

21、is considered acceptable. Alternatefoundation designs are considered acceptable but may requirespecialty engineering design. Alternate foundation design shallstill be designed to support fixed-base column loads.3.1.3 Structural PerformanceProvide pre-engineeredmetal canopy system capable of withstan

22、ding the effects ofgravity loads and the following loads. Loads or stress levels, orboth, shall meet required specification allowable levels.3.1.3.1 Design Loads (Live, Wind, Snow, Rain, and SeismicLoad)Per IBC, latest edition, and ASCE 7.3.1.3.2 Load combinations as specified per IBC and ASCE7. Use

23、 of either allowable stress design or strength design ispermitted as allowed by appropriate material specifications.3.1.3.3 Deflection LimitsPer IBC deflection criteria.American Institute of Steel Construction (AISC) pondingcriteria shall also be met.3.2 Submittals:3.2.1 Product DataInclude construc

24、tion details, materialdescriptions, dimensions of individual components andprofiles, and finishes for each type of the following metalcanopy system components:3.2.1.1 Structural-framing system.3.2.1.2 Canopy deck panels.3.2.1.3 Fascia panels.3.2.1.4 Drainage system.3.2.2 Shop DrawingsFor the followi

25、ng overhead canopysystem components, include plans, elevations, sections, anddetails.3.2.2.1 For installed components indicated to comply withdesign loads, include structural analysis data signed and sealedby the qualified professional engineer responsible for theirpreparation.3.2.2.2 Anchor-Rods Pl

26、ansInclude location, diameter, andprojection of anchor rods required to attach metal canopy tofoundation.3.2.2.3 Structural-Framing DrawingsShow complete fab-rication of primary and secondary framing. Indicate welds andbolted connections, distinguishing between shop and fieldapplications. Include tr

27、ansverse cross sections. Supply:(1) Name and location of project;(2) Name of manufacturer;(3) Overhead canopy dimensions including width, length,and clear height;(4) Indicate compliance with AISC standards for hot-rolledsteel andAmerican Iron and Steel Institute (AISI) standards forcold-rolled steel

28、, including edition dates of each standard;(5) Governing building code and year of edition;(6) Design LoadsInclude dead load, roof live load, roofsnow load, wind loads/speeds, and exposure and seismicdesign category.(7) Building-Use CategoryIndicate category of buildinguse and its effect on load imp

29、ortance factors.3.2.2.4 Canopy Deck Layout DrawingsShow layouts ofload-bearing deck panels on support framing, details of edgeconditions, joints, panel profiles, corners, custom profiles,supports, anchorages, trim, flashings, closures, and specialdetails. Distinguish between factory- and field-assem

30、bledwork.3.2.2.5 Concrete footing details.3.2.3 Samples for Initial SelectionManufacturers colorcharts showing the full range of colors available for each typeof the following products with factory applied color finishes.3.2.3.1 Canopy deck panels, and3.2.3.2 Fascia panels.3.2.4 Product Certificates

31、Submit product certificatessigned by the manufacturer certifying material compliancewith specified performance characteristics and criteria andphysical requirements.3.2.5 Qualification DataFirms and persons specified inSupplementary Requirement S1 should demonstrate their ca-pabilities and experienc

32、e. Include lists of completed projectswith project names and addresses, names, and addresses ofarchitects and owners and other information specified.3.2.6 WarrantiesSpecial warranties specified in this sec-tion.3.3 Delivery, Storage, and Handling:3.3.1 Deliver components, sheets, panels, and other m

33、anu-factured items so as not to be damaged or deformed. Packagedeck and wall panels to protect them during transportation andhandling.E2950 1423.3.2 HandlingUnload, store, and erect deck and wallpanels to prevent bending, warping, twisting, and surfacedamage.3.3.3 Stack materials on platforms or pal

34、lets covered withtarpaulins or other suitable weather tight and ventilated cover-ing. Store deck and wall panels to ensure dryness. Do not storepanels in contact with other materials that might cause staining,denting, or other surface damage.3.3.4 Protect components and accessories from corrosion,de

35、formation, damage, and deterioration when stored at the jobsite. Keep materials free from dirt and foreign matter.3.4 Project Conditions:3.4.1 Weather LimitationsProceed with installation onlywhen weather conditions permit deck and fascia panel instal-lation to be performed according to manufacturer

36、s writteninstructions and warranty requirements.3.4.2 Field MeasurementsThe contractor shall verify lo-cations and elevations of footings relative to finished grade,columns, and other construction contiguous with pre-engineered metal canopies. Verification should be performedby using field measureme

37、nts as indicated on the drawing beforefabrication.3.4.2.1 Established DimensionsContractor is responsibleto coordinate footer locations and elevations with any interfer-ences with or attachments to abutting structures.3.5 Coordination:3.5.1 The contractor will install and coordinate size andlocation

38、 of concrete foundations and casting of anchor-rodinserts into foundation walls and footings. Concrete,reinforcement, and formwork requirements shall be as permanufacturers recommended drawings.3.5.1.1 Nonmetallic, Shrinkage-Resistant GroutPremixed,nonmetallic, noncorrosive, nonstaining grout contai

39、ning se-lected silica sands, portland cement, shrinkage-compensatingagents, and plasticizing and water-reducing agents, complyingwith Specification C1107/C1107M, of consistency suitable forapplication, and with a 30-min working time. Shrinkage-resistant grout to be provided and installed by the gene

40、ralcontractor.3.5.2 Site ConditionShall meet manufacturers requiredjob site conditions for installation.3.5.2.1 Anchor rods shall be installed plumb and withminimum exposed thread and embedment per erection draw-ings. Footings need to be free of debris and anchor bolt threadsundamaged.3.5.2.2 All wo

41、rk surfaces shall be backfilled and levelwithout open holes or piles of backfill.3.5.3 Work AreaA work area shall be required extending10 ft (3 m) beyond the canopy in all directions to the extentpractical. The work area shall be flat, comprised of hard-packed soil, gravel, asphalt, or concrete. The

42、 work area shall befree of open excavations, debris, and construction equipment.3.5.3.1 An additional flat workspace of 25 by 25 ft (7.6 by7.6 m) or as practical shall be provided adjacent to the canopyfor unloading and storing materials.3.5.3.2 Site to meet Occupational Safety and HealthAdmin-istra

43、tion (OSHA) guidelines to allow lift equipment andscaffolding to maneuver the work area.3.5.3.3 Special Inspections, if required, are the responsibil-ity of the owner to provide and pay for, and the GeneralContractor to execute as the owners representative.3.5.3.4 The general contractor to provide d

44、umpster fordebris.3.6 Warranty:3.6.1 General WarrantySpecial warranties specified inthis specification shall not deprive the owner of other rights.The owner may have, under other provisions of the contractdocuments, and shall be in addition to, and run concurrentwith, other warranties made by the co

45、ntractor under require-ments of the contract documents.3.6.1.1 Warranty PeriodOne year from date of substantialcompletion.3.6.2 Special Warranty on PanelsWritten warranty ex-ecuted by the manufacturer agreeing to repair or replace thedeck and fascia panels that fail in materials or workmanshipwithin

46、 a specified warranty period.3.6.2.1 Warranty PeriodOne year from date of substantialcompletion.3.6.3 Special Warranty on Deck Panel FinishesWrittenwarranty signed by the manufacturer agreeing to repair, finish,or replace metal panels that show evidence of deterioration offactory applied finishes wi

47、thin a specified warranty period.Deterioration of finish includes, but is not limited to, color-fade, chalking, cracking, peeling, and loss of film integrity.3.6.3.1 Warranty Period for Deck PanelsTen years fromdate of substantial completion.4. Products4.1 Manufacturers:4.1.1 Available Manufacturers

48、Subject to compliance withrequirements, manufacturers offering products that may beincorporated into the work shall have ten years experience.4.2 Materials:4.2.1 Structural Framing Materials:4.2.1.1 Structural-Steel ShapesSpecification A992/A992M structural steel shapes 50-ksi (345-kPa) minimumyield

49、 strength.4.2.1.2 Steel Plate, Bar, or StripSpecification A36/A36M36-ksi (248-kPa) minimum yield strength.4.2.1.3 Structural Square HSS Tube SteelSpecificationA500/A500M Grade B 46-ksi (317-kPa) minimum yieldstrength.4.2.1.4 Structural Round HSS Tube SteelSpecificationA500/A500M Grade B 42-ksi (290-kPa) minimum yieldstrength.4.2.1.5 High-Strength Bolt AssembliesSpecificationA325/A325M, Type 1.(1) FinishUncoated.4.2.1.6 Anchor Rod AssembliesSpecification F1554,Grade 36.(1) FinishUncoated.4.2.2 Sheet Metal:4.2.2.1 Metallic-Coated Stee