3.2.4.7
Hangers
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NOTE: Location, spacing, and size of hanger clips
or loops must be indicated or specified, as
applicable to the project.
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Provide as indicated to support [utility system] [and] [suspended
ceilings]. Space devices [as indicated] [so as to provide one device per
0.60 square meters 6.25 square feet].
[3.2.5
Sound Absorbing Material
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NOTE: Include this paragraph when required by the
design for acoustical deck.
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Install sound absorbing [glass fiber roll or premolded form, neatly in
voids between perforated webs of acoustical noncellular steel deck] [and]
[glass fiber rigid strip, in cells of acoustical cellular steel deck].
Keep sound absorbing material dry before, during and after installation.
][3.2.6
Concrete Work
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NOTE: Ensure that admixtures containing chloride
salts are not used in concrete placed on steel deck.
Coordinate with Section 03300, "Cast-In-Place
Concrete." Delete this paragraph if concrete is not
cast on metal decking.
**************************************************************************
Prior to placement of concrete, inspect installed decking to ensure that
there has been no permanent deflection or other damage to decking. Replace
decking which has been damaged or permanently deflected as approved by the
Contracting Officer. Place concrete on metal deck in accordance with
Construction Practice of SDI 30. Concrete fill over metal deck is
specified in Section 03300N CAST-IN-PLACE CONCRETE.
]3.2.7
Preparation of Fire-Proofed Surfaces
Deck surfaces, both composite and noncomposite, which are to receive
sprayed-on fireproofing, shall be galvanized and shall be free of all
grease, mill oil, paraffin, dirt, salt, and other contaminants which impair
adhesion of the fireproofing. Any required cleaning shall be done prior to
steel deck installation using a cleaning method that is compatible with the
sprayed-on fireproofing.
[3.3
FIELD QUALITY CONTROL
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NOTE: Include this paragraph when roof decks that
are not receiving concrete are in the project.
Coordinate paragraph with requirements for roofing
membrane.
**************************************************************************
SECTION 05310
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