RDI roof decks are available in a range of standard 1-1/2 and 3-inch
deep fluted configurations to provide an economical choice for most
projects and structural designs. These efficient narrow, intermediate
and wide rib profiles with 6 or 8 inch rib spacing, varying material
thick nesses and painted or galvanized finish permit flexibility
in satisfying specific project conditions.
RDI form decks are available in 9/16, 1-5/16 and 1-1/2 inch deep
profiles to serve as either a structural support for lightweight
insulating fills or a form for reinforced structural concrete slabs.
These products are available in varying material thicknesses and
a galvanized finish to offer the design profession a variety of
RDI composite floor decks are available in 1-1/2, 2 and 3 inch deep
fluted profiles to act as a permanent form and the positive bending
reinforcement for the structural concrete slab. These configurations
with 6 or 12 inch rib spacing, varying material thicknesses and
a galvanized finish provide a selection of floor designs and the
option for composite beam design.
RDI steel roof, form and composite floor decks are available with
the following standard finishes as indicated in the section properties
table for each specific product.
Supplied with a shop coat of primer paint (both sides) over chemically
cleaned and phosphatized steel. (This primer coat is intended
to protect the steel for only a short period of exposure in ordinary
atmospheric conditions and must be considered an impermanent coating.)
Supplied from mill coated steel conforming to ASTM A653, zinc
coating class G60. Please contact Roof Deck, Inc. for availability
of other finishes.
The thickness of steel before coating with paint or metal for all
RDI steel deck products is in conformance with the following table.
All RDI steel deck products are fabricated in conformance with the
Plus or minus ½ inch.
Thickness: Shall not be less than 95% of the design thickness.
Panel Cover Width: Minus 3/8 inch, plus ¾ inch.
Panel Camber and/or Sweep: ¼ inch in 10 foot length.
Panel Ends Out of Square: 1/8 inch per foot.
cover width tolerance may occur due to trucking, storage or handling.
RDI steel roof, form and composite floor decks can be designed to
function as horizontal diaphragms. Detailed information on diaphragm
strength and stiffness, connections, filled diaphragms, shear diaphragm
examples, fastener layouts and load tables is available in the Steel
Deck Institute "Diaphragm Design Manual", latest edition.
RDI steel roof, form and composite floor decks have been classified
by Underwriters Laboratories Inc. for use in various fire resistance
designs. In addition, many fire resistance assemblies permit the
use of generic type products for which Roof Deck, Inc. can comply
with the general requirements. For current information, please refer
to the ULI "Fire Resistance Directory", latest edition.
All RDI steel deck products shall be erected and fastened in accordance
with the project specifications, approved erection layouts, Steel
Deck Institute "Manual of Construction with Steel Deck" and SDI
"Standard Practice Details".
The information presented in
this catalog has been prepared in accordance with generally recognized
engineering principles. We recommend that this information not be
used or relied upon for any application without a thorough review
by a licensed professional engineer, designer or architect of the
proposed application. Roof Deck, Inc., makes no representation or
warranty respecting any information contained in this catalog, including
but not limited to the accuracy, completeness, or suitability of
such information for any particular purpose or use. By making this
information available, Roof Deck, Inc. is not rendering professional
services, and assumes no duty or responsibility with respect to
any person making use of such information. Any party using the information
contained in this catalog assumes all liability arising from such
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