1、*USACE / NAVFAC / AFCESA / NASA UFGS-05 51 33 (May 2010)-Preparing Activity: NAVFAC SupersedingUFGS-05 51 33 (August 2008)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2010*SECTION TABLE OF CONTENTSDIVISION 05 - METALSSECTION 05 51 33METAL LADDERS05/10PART 1
2、 GENERAL1.1 REFERENCES1.2 SUBMITTALS1.3 QUALIFICATION OF WELDERS1.4 DELIVERY, STORAGE, AND PROTECTIONPART 2 PRODUCTS2.1 MATERIALS2.1.1 Structural Carbon Steel2.1.2 Structural Tubing2.1.3 Steel Pipe2.1.4 Fittings for Steel Pipe2.1.5 Aluminum Alloy Products2.2 FABRICATION FINISHES2.2.1 Galvanizing2.2.
3、2 Galvanize2.2.3 Repair of Zinc-Coated Surfaces2.2.4 Shop Cleaning and Painting2.2.4.1 Surface Preparation2.2.4.2 Pretreatment, Priming and Painting2.2.5 Nonferrous Metal Surfaces2.2.6 Aluminum Surfaces2.2.6.1 Surface Condition2.2.6.2 Aluminum Finishes2.3 LADDERS2.3.1 Ladder Cages2.3.2 Ships LadderP
4、ART 3 EXECUTION3.1 GENERAL INSTALLATION REQUIREMENTS3.2 WORKMANSHIP3.3 ANCHORAGE, FASTENINGS, AND CONNECTIONS3.4 WELDINGSECTION 05 51 33 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.5 FINISHES3.5.1 Dissimilar Materials3.5.2 Field Preparati
5、on3.5.3 Environmental Conditions3.6 LADDERS- End of Section Table of Contents -SECTION 05 51 33 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-05 51 33 (May 2010)-Preparing Activity: NAVFAC SupersedingUFGS-
6、05 51 33 (August 2008)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2010*SECTION 05 51 33METAL LADDERS05/10*NOTE: This guide specification covers requirements for metal ladders.Edit this guide specification for project specific requirements by adding, deleti
7、ng, or revising text. For bracketed items, choose applicable items(s) or insert appropriate information.Remove information and requirements not required in respective project, whether or not brackets are present.Comments and suggestion on this specification are welcome and should be directed to the
8、technical proponent of the specification. A listing of Technical Proponents, including their organization designation and telephone number, is on the Internet.Recommended changes to a UFGS should be submitted as a Criteria Change Request (CCR).*NOTE: Show the following information on the drawings:1.
9、 Location and configuration of all metalwork.2. All sizes and dimensions.3. Special fastenings, attachments or anchoring.4. Location of products to be galvanized.5. Location and support detail of ladders.*SECTION 05 51 33 Page 3Provided by IHSNot for ResaleNo reproduction or networking permitted wit
10、hout license from IHS-,-,-PART 1 GENERAL1.1 REFERENCES*NOTE: This paragraph is used to list the publications cited in the text of the guide specification. The publications are referred to in the text by basic designation only and listed in this paragraph by organization, designation, date, and title
11、.Use the Reference Wizards Check Reference feature when you add a RID outside of the Sections Reference Article to automatically place the reference in the Reference Article. Also use the Reference Wizards Check Reference feature to update the issue dates.References not used in the text will automat
12、ically be deleted from this section of the project specification when you choose to reconcile references in the publish print process.*The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation o
13、nly.ALUMINUM ASSOCIATION (AA)AA DAF-45 (2003; Reaffirmed 2009) Designation System for Aluminum FinishesAMERICAN WELDING SOCIETY (AWS)AWS D1.1/D1.1M (2010) Structural Welding Code - SteelASTM INTERNATIONAL (ASTM)ASTM A 123/A 123M (2009) Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on
14、 Iron and Steel ProductsASTM A 153/A 153M (2009) Standard Specification for Zinc Coating (Hot-Dip) on Iron and Steel HardwareASTM A 36/A 36M (2008) Standard Specification for Carbon Structural SteelASTM A 47/A 47M (1999; R 2009) Standard Specification for Ferritic Malleable Iron CastingsASTM A 500/A
15、 500M (2009) Standard Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and ShapesSECTION 05 51 33 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ASTM A 53/A 53M (2007) Standard Specification for Pipe,
16、Steel, Black and Hot-Dipped, Zinc-Coated, Welded and SeamlessASTM A 653/A 653M (2009a) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip ProcessASTM A 780/A 780M (2009) Standard Practice for Repair of Damaged and Uncoated Areas o
17、f Hot-Dip Galvanized CoatingsASTM A 924/A 924M (2009a) Standard Specification for General Requirements for Steel Sheet, Metallic-Coated by the Hot-Dip ProcessASTM B 108/B 108M (2008) Standard Specification for Aluminum-Alloy Permanent Mold CastingsASTM B 209 (2007) Standard Specification for Aluminu
18、m and Aluminum-Alloy Sheet and PlateASTM B 209M (2007) Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate (Metric)ASTM B 221 (2008) Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and TubesASTM B 221M (2007) Standard Specification for A
19、luminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric)ASTM B 26/B 26M (2009) Standard Specification for Aluminum-Alloy Sand CastingsASTM D 1187 (1997; R 2002e1) Asphalt-Base Emulsions for Use as Protective Coatings for MetalMASTER PAINTERS INSTITUTE (MPI)MPI 79 (Oct 2009)
20、 Alkyd Anti-Corrosive Metal PrimerTHE SOCIETY FOR PROTECTIVE COATINGS (SSPC)SSPC SP 3 (1982; E 2004) Power Tool CleaningSSPC SP 6/NACE No.3 (2007) Commercial Blast CleaningU.S. NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)29 CFR 1910.27 Fixed Ladders1.2 SUBMITTALS*NOTE: Review submittal descri
21、ption (SD) definitions SECTION 05 51 33 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-in Section 01 33 00 SUBMITTAL PROCEDURES and edit the following list to reflect only the submittals required for the project. Submittals should be kept to t
22、he minimum required for adequate quality control.A “G” following a submittal item indicates that the submittal requires Government approval. Some submittals are already marked with a “G”. Only delete an existing “G” if the submittal item is not complex and can be reviewed through the Contractors Qua
23、lity Control system. Only add a “G” if the submittal is sufficiently important or complex in context of the project.For submittals requiring Government approval on Army projects, a code of up to three characters within the submittal tags may be used following the “G“ designation to indicate the appr
24、oving authority. Codes for Army projects using the Resident Management System (RMS) are: “AE“ for Architect-Engineer; “DO“ for District Office (Engineering Division or other organization in the District Office); “AO“ for Area Office; “RO“ for Resident Office; and “PO“ for Project Office. Codes follo
25、wing the “G“ typically are not used for Navy, Air Force, and NASA projects.Choose the first bracketed item for Navy, Air Force and NASA projects, or choose the second bracketed item for Army projects.*Government approval is required for submittals with a “G“ designation; submittals not having a “G“
26、designation are for information only.for Contractor Quality Control approval. When used, a designation following the “G“ designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:SD-02 Shop Drawi
27、ngsLadders, installation drawingsShips ladder (with or without guards), installation drawingsSD-03 Product DataLaddersShips ladder (with or without guards)1.3 QUALIFICATION OF WELDERSQualify welders in accordance with AWS D1.1/D1.1M. Use procedures, materials, and equipment of the type required for
28、the work.1.4 DELIVERY, STORAGE, AND PROTECTIONProtect from corrosion, deformation, and other types of damage. Store SECTION 05 51 33 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-items in an enclosed area free from contact with soil and weath
29、er. Remove and replace damaged items with new items.PART 2 PRODUCTS*NOTE: Product selections should be based on esthetic values, reliability and cost. Delete alternate requirements where they occur.*2.1 MATERIALS2.1.1 Structural Carbon SteelASTM A 36/A 36M.2.1.2 Structural TubingASTM A 500/A 500M.2.
30、1.3 Steel PipeASTM A 53/A 53M, Type E or S, Grade B.2.1.4 Fittings for Steel PipeStandard malleable iron fittings ASTM A 47/A 47M.2.1.5 Aluminum Alloy ProductsConform to ASTM B 209M ASTM B 209 for sheet plate, ASTM B 221M ASTM B 221 for extrusions and ASTM B 26/B 26M or ASTM B 108/B 108M for casting
31、s, as applicable. Provide aluminum extrusions at least 3 mm 1/8 inch thick and aluminum plate or sheet at least 1.3 mm 0.050 inch thick.2.2 FABRICATION FINISHES*NOTE: In the Material Safety Data Sheets (MSDS) for coating materials show exclusion or replacement of the following materials as intended
32、ingredients: asbestos, benzene, chromium compounds, coal tar, 2-ethoxyethanol and 2-methoxyethanol and their acetates, halogenated hydrocarbons, and lead compounds. The content of volatile organic compounds (VOC), and marking, must be in compliance with air quality regulations for the type of applic
33、ation and jurisdiction where used.*2.2.1 Galvanizing*NOTE: Specify galvanizing for items installed in exterior exposures subject to salt spray or corrosive fumes and interior areas subject to continual wetting or high humidity.*SECTION 05 51 33 Page 7Provided by IHSNot for ResaleNo reproduction or n
34、etworking permitted without license from IHS-,-,-Hot-dip galvanize items specified to be zinc-coated, after fabrication where practicable. Galvanizing: ASTM A 123/A 123M, ASTM A 153/A 153M, ASTM A 653/A 653M or ASTM A 924/A 924M, Z275 G90, as applicable.2.2.2 GalvanizeAnchor bolts, washers, and part
35、s or devices necessary for proper installation, unless indicated otherwise.2.2.3 Repair of Zinc-Coated Surfaces*NOTE: Delete this paragraph when no galvanized items are specified.*Repair damaged surfaces with galvanizing repair method and paint conforming to ASTM A 780/A 780M or by application of st
36、ick or thick paste material specifically designed for repair of galvanizing, as approved by Contracting Officer. Clean areas to be repaired and remove slag from welds. Heat surfaces to which stick or paste material is applied, with a torch to a temperature sufficient to melt the metallics in stick o
37、r paste; spread molten material uniformly over surfaces to be coated and wipe off excess material.2.2.4 Shop Cleaning and Painting*NOTE: Shop painting herein is for steel protected from the weather and not subjected to corrosive environments. For steel which will be exposed to the weather or corrosi
38、ve environments, modify the shop painting accordingly.*2.2.4.1 Surface PreparationBlast clean surfaces in accordance with SSPC SP 6/NACE No.3. Surfaces that will be exposed in spaces above ceiling or in attic spaces, crawl spaces, furred spaces, and chases may be cleaned in accordance with SSPC SP 3
39、 in lieu of being blast cleaned. Wash cleaned surfaces which become contaminated with rust, dirt, oil, grease, or other contaminants with solvents until thoroughly clean.2.2.4.2 Pretreatment, Priming and Painting*NOTE: Use manufacturers standard treatment when painting and finishing is required.*App
40、ly pretreatment, primer, and paint in accordance with manufacturers printed instructions. On surfaces concealed in the finished construction or not accessible for finish painting, apply an additional prime coat to a minimum dry film thickness of 0.03 mm 1.0 mil. Tint additional prime coat with a sma
41、ll amount of tinting pigment.SECTION 05 51 33 Page 8Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.2.5 Nonferrous Metal SurfacesProtect by plating, anodic, or organic coatings.2.2.6 Aluminum Surfaces2.2.6.1 Surface ConditionBefore finishes are app
42、lied, remove roll marks, scratches, rolled-in scratches, kinks, stains, pits, orange peel, die marks, structural streaks, and other defects which will affect uniform appearance of finished surfaces.2.2.6.2 Aluminum FinishesUnexposed plate and extrusions may have mill finish as fabricated. Sandblast castings finish, medium, AA DAF-45. Unless otherwise specified, provide all other aluminum items with standard mill finish. hand sanded or machine finish to a 240 grit. Provide a coating thickness not less than that specified for protective and deco
