Attach-3-Miscellaneous and Fabrications.pdf

TECHNICAL SPECIFICATIONS Page 1 of 5 Piedmont NWR

DIVISION 05 SECTION 05 50 00

METALS MISCELLANEOUS AND FABRICATIONS

PART 1 GENERAL

1.1 REFERENCES

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 only.

AMERICAN INSTITUTE OF STEEL CONSTRUCTION (AISC)

AISC 303 (2005) Code of Standard Practice for Steel

Buildings and Bridges

AMERICAN SOCIETY OF SAFETY ENGINEERS (ASSE/SAFE)

ASSE/SAFE A10.3 (2006) Operations - Safety Requirements for Powder Actuated Fastening Systems

ASME INTERNATIONAL (ASME)

ASME B18.2.1 (1996; Addenda A 1999; Errata 2003; R 2005)

Square and Hex Bolts and Screws (Inch Series)

ASME B18.2.2 (1987; R 2005) Standard for Square and Hex Nuts (Inch Series)

ASME B18.21.1 (1999; R 2005) Lock Washers (Inch Series)

ASME B18.22.1 (1965; R 2003) Plain Washers

ASME B18.6.2 (1998; R 2005) Slotted Head Cap Screws, Square

Head Set Screws, and Slotted Headless Set Screws: Inch Series

ASME B18.6.3 (2003) Machine Screws and Machine Screw Nuts

ASTM INTERNATIONAL (ASTM)

ASTM A 123/A 123M (2002) Standard Specification for Zinc (Hot-Dip

Galvanized) Coatings on Iron and Steel Products

ASTM A 153/A 153M (2005) Standard Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware

TECHNICAL SPECIFICATIONS Page 2 of 5 Piedmont NWR

DIVISION 05 SECTION 05 50 00

ASTM A 307 (2007a) Standard Specification for Carbon Steel

Bolts and Studs, 60 000 PSI Tensile Strength

ASTM A 36/A 36M (2005) Standard Specification for Carbon Structural Steel

ASTM A 653/A 653M (2007) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process

ASTM A 687 (1993) Standard Specification for High-Strength

Nonheaded Steel Bolts and Studs

ASTM A 780 (2001; R 2006) Standard Practice for Repair of Damaged and Uncoated Areas of Hot-Dip Galvanized Coatings

ASTM A 924/A 924M (2007) Standard Specification for General

Requirements for Steel Sheet, Metallic-Coated by the Hot-Dip Process

ASTM E 488 (1996; R 2003) Standard Test Methods for

Strength of Anchors in Concrete and Masonry Elements

ASTM F 1554 (2007) Anchor Bolts, Steel, 36, 55, and 105-ksi

Yield Strength

1.2 SUBMITTALS

The following shall be submitted to the Contracting Officer for approval:

Shop Drawings

Embedded angles and plates, installation drawings

Submit fabrication drawings showing layout(s), connections to structural system, and anchoring details as specified in AISC 303.

1.3 DELIVERY, STORAGE, AND PROTECTION

TECHNICAL SPECIFICATIONS Page 3 of 5 Piedmont NWR

DIVISION 05 SECTION 05 50 00

Protect from corrosion, deformation, and other types of damage. Store items in an enclosed area free from contact with soil and weather. Remove and replace damaged items with new items.

PART 2 PRODUCTS

2.1 MATERIALS

2.1.1 Structural Carbon Steel

ASTM A 36/A 36M.

2.1.2 Anchor Rods

ASTM F 1554.

2.1.2.1 Adhesive Anchors

Provide 1/2inch diameter adhesive anchors. Design values listed shall be as tested according to ASTM E 488.

a. Minimum allowable pullout value shall be 2,000 lb.

b. Minimum allowable shear value shall be 2,000 lb.

2.1.2.2 Lag Screws and Bolts

ASME B18.2.1, type and grade best suited for the purpose.

2.1.2.3 Bolts, Nuts, Studs and Rivets

ASME B18.2.2 and ASTM A 687 or ASTM A 307.

2.1.2.4 Powder Driven Fasteners

Follow safety provisions of ASSE/SAFE A10.3.

2.1.2.5 Screws

ASME B18.2.1, ASME B18.6.2, and ASME B18.6.3.

2.1.2.6 Washers

TECHNICAL SPECIFICATIONS Page 4 of 5 Piedmont NWR

DIVISION 05 SECTION 05 50 00

Provide plain washers to conform to ASME B18.22.1. Provide beveled washers for American Standard beams and channels, square or rectangular, tapered in thickness, and smooth. Provide lock washers to conform to ASME B18.21.1.

2.2 FABRICATION FINISHES

2.2.1 Galvanizing

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, G90, as applicable.

2.2.2 Galvanize

Anchor bolts, grating fasteners, washers, and parts or devices necessary for proper installation, unless indicated otherwise.

2.2.3 Repair of Zinc-Coated Surfaces

Repair damaged surfaces with galvanizing repair method and paint conforming to ASTM A 780 or by application of stick 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 or paste;

spread molten material uniformly over surfaces to be coated and wipe off excess material.

2.3 MISCELLANEOUS PLATES AND SHAPES

Provide angles and plates, ASTM A 36/A 36M, as indicated.

PART 3 EXECUTION

3.1 GENERAL INSTALLATION REQUIREMENTS

Install items at locations indicated. The Contractor shall verify all measurements and shall take all field measurements necessary before fabrication. Materials and parts necessary to complete each item, even though such work is not definitely shown or specified, shall be included. Poor matching of holes for fasteners shall be cause for rejection.

3.2 WORKMANSHIP

TECHNICAL SPECIFICATIONS Page 5 of 5 Piedmont NWR

DIVISION 05 SECTION 05 50 00

Miscellaneous metalwork shall be well formed to shape and size, with sharp lines and angles. Drilling and punching shall produce clean true lines and surfaces. Exposed surfaces of work in place shall have a smooth finish. Work shall be accurately set to established lines and elevations and securely fastened in place.

End of Section

2.3 MISCELLANEOUS PLATES AND SHAPES