FS RR-W-410, Type [_____], Class [_____], Construction [_____], [wire
sizes] [strand seizing] as shown.
2.1.23
Chains and Attachments
FS RR-C-271, Type [_____], Grade [_____], Class [_____], Style [_____],
Size [_____], Finish [_____].
2.1.24
Steel Rails
ASTM A 1, [No. 1] [No. 2].
2.1.25
Cast Iron Frames and Covers
FS A-A-60005, Type [_____], Style [_____] frame, type [_____] cover.
2.1.26
Steel Wheels
ASTM A 504/A 504M, Class [_____], design and rough bore size as shown.
2.1.27
Floor Gratings
**************************************************************************
NOTE:
When choosing grating size, welded cross
members should not be less than 2.52 square mm
(1/16-square inch) in cross-sectional area.
Galvanizing adds approximately 5% to the weight of
the average grating.
**************************************************************************
NAAMM MBG 531.
a.
Description of grating:
[_____].
b.
Anchorage:
[_____].
c. Finish: [steel] [steel zinc-coated in accordance with ASTM A 123/A
123M after fabrication, and steel hardware and fasteners completely
zinc-coated in accordance with ASTM A 153/A 153M] [stainless steel]
[aluminum].
2.1.28
Steel Floor Plate
ASTM A 786/A 786M, Pattern No. [1] [2] [3] [4] [5].
2.2
SHOP FABRICATED METAL ITEMS
Shop fabricated metal items shall conform to the requirements and details
as specified or shown and to the workmanship provisions and other
applicable fabrication requirements as specified in Section 05055A
METALWORK FABRICATION, MACHINE WORK, MISCELLANEOUS PROVISIONS.
2.2.1
Railings
Railings shall be of the type specified and shown and shall be furnished
and installed complete with all fittings, brackets, fasteners, sleeves,
anchors, and other appurtenances as shown and as required for proper
installation.
SECTION 05502A
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