specs

PART 1 - GENERAL
SECTION 05721
PRE-FINISHED HANDRAILS AND RAILINGS
1.01 SCOPE
A. Fabricate and install steel stairs, ramps, intermediate landings, steel landing trimmers, and hanger rods, in
conjunction with steel stairs and landings. Stairs shall be as shown in the drawings.
B. Work, items and requirements specified elsewhere that apply and/or relate to this section include:
1. Miscellaneous Metal – Section 05500
2. Finish Painting – Section 09900
1.02 STANDARDS
A. Meet requirements and recommendations of applicable portions of the Standards listed.
1. American Institute of Steel Construction AISC
2. American Society for Testing and Materials ASTM
3. American Welding Society AWS
4. National Association of Architectural Metal Manufacturers NAAMM
1.03 SUBMITTALS
A. Materials list of items to be provided under this section.
B. Submit electronic shop drawings, showing in detail fabrication, materials, fastenings, anchoring, welds,
supports, hangers, sizes of members and thicknesses.
C. Show proposed methods of anchoring and supporting stairway and location and lengths of welds.
D. Indicate on shop drawings sizes of sections intended to be delivered.
E. Provide small mock up sample from the subcontractor for the finish color of the rail.
F. Recycled Content:
1. Indicate recycled content; indicate percentage of pre-consumer and post-consumer recycled content per
unit of product.
2. Indicate material cost of product less labor included in project.
3. If recycled content product is part of an assembly, indicate the percentage of recycled content product in
the assembly by weight.
G. Local/Regional Materials:
1. Sourcing location(s): Indicate location of extraction, harvesting, and recovery; indicate distance between
extraction, harvesting, and recovery and the project site.
2. Manufacturing location(s): Indicate location of manufacturing facility; indicate distance between
manufacturing facility and the project site.
3. Product Value: Indicate dollar value of product containing local/regional materials; include materials cost
only.
4. Product Component(s) Value: Where product components are sourced or manufactured in separate
locations, provide location information for each component. Indicate the percentage by weight of each
component per unit of product.
10.4 QUALITY ASSURANCE
A. Use only workmen skilled in this section of work. Do work to best standard practices and in accordance with
laws, by-laws and regulations, which govern. Conform to the requirements of the authorities.
PART 2 - PRODUCTS
2.01 MATERIALS
A. Structural Steel: ASTM A36/A36m-94 and A588/588m-94, Grade 46.
B. Welding Materials: AWS Code A5.1-69, Series E60 or E70 as required.
C. Metal Pans: Hot-rolled steel, ASTM 653/A653m.
D. Sheet Steel: Cold-rolled steel ASTM A366/A366m-91.
E. Primer Paint: Zinc Chromate iron oxide.
F. Handrail Bracket: Malleable iron bracket with screw fastenings.
NAPA CENTURY CENTER XD 12
#165582