requirements in accordance with Section 01670 RECYCLED / RECOVERED
MATERIALS.
][2.3.7
Venting
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NOTE: Include this paragraph on projects where
lightweight insulating concrete roof systems are
used. Verify that deck size specified is available
as vented.
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To ensure positive venting from the underside, provide slotted or
perforated steel deck to receive concrete fill, overlay, or a poured
concrete deck.
][2.3.8
Shop Priming
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NOTE: Specify shop priming when decking will
receive field applied finish painted. Paint will
not adhere to passivating or stabilizing treatment
commonly used on galvanized steel surfaces to
prevent "white rust." Coordinate requirements for
finishes with requirements for fireproofing and
field finish painting.
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Shop prime accessories and [underside of] deck at the factory after
coating. Clean surfaces in accordance with the manufacturer's standard
procedure followed by a spray, dip or roller coat of rust-inhibitive
primer, oven cured. Provide shop primer compatible with [field applied
sprayed-on fireproofing as specified in Section 07810 SPRAY-APPLIED
FIREPROOFING] [and with] [field applied finish painting, as specified in
Section 09900 PAINTS AND COATINGS.]
]2.3.9
Touch-Up Paint
Touch-up paint for shop-painted units shall be [of the same type used for
the shop painting] [_____], and touch-up paint for zinc-coated units shall
be [an approved galvanizing repair paint with a high-zinc dust content]
[_____]. Welds shall be touched-up with paint conforming to SSPC Paint 20
in accordance with ASTM A 780. Finish of deck units and accessories shall
be maintained by using touch-up paint whenever necessary to prevent the
formation of rust.
PART 3
EXECUTION
3.1
EXAMINATION
Prior to installation of decking units and accessories, examine worksite to
verify that as-built structure will permit installation of decking system
without modification.
3.2
INSTALLATION
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NOTE: Use SDI Pub No. 30 for all decks except those
designed for diaphragm action. Use SDI DDM O2 for
SECTION 05310
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