Type “F” Roof Deck (Intermediate Rib)

Rated 3.00 out of 5 based on 1 customer rating
(1 customer review)

Type “F” deck is typically used when 2”or less of roof insulation is present to prevent insulation damage over the deck valleys. Today Type F roof deck is most commonly used for repairs and re-roofing projects.

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Description

Type “F” deck is typically used when 2”or less of roof insulation is present to prevent insulation damage over the deck valleys. Today Type F roof deck is most commonly used for repairs and re-roofing projects.

Section Properties (Fy=33 ksi)

GageDesign ThicknessWeight (psf) PTDWeight (psf) GalvI
p(In4)
In(In4)Sp(In3) Sn(In3)
22.0295 2.01 2.050.61520.81580.36040.4129
20.0358 2.58 2.65 0.7921 1.0216 0.4748 0.5311
18.0474 3.20 3.40 1.1625 1.3695 0.7027 0.7502
16.0598 4.10 4.25 1.5909 1.7448 0.9132 0.958
140747 5.12 5.35 2.126 2.186 1.1704 1.2091
121046 7.17 7.40 3.0732 3.0732 1.6874 1.6923

– Section properties calculated in accordance with AISI specifications

Uniform Total Load in Pounds Per Square Foot (Dead and Live)

GageSpan CondMax SDI Const SP 4’-0”4’-6” 5’-0”5’-66’-0”6’-6 7’-0” 7’-6”8’-0”” 8’-6”9’-0”
22One 5’-5”10885695748413530
20One6’-0”131104846958494337* 32*
18One 6’-11”174137111927765*54*46*39*34*30*
16One7’-9”1731401169780*66*55*47*41*36*
22Two6’-4”10885695748403530
20Two7’-0”13110384695849423732
18Two8’-1”1741371119277665649433834
16Two9’-1”17314011697837162544843
22Three or More6’-4”13510686716051443833
20Three or More7’-0”1641291058673625346413632
18Three or More8’-1”172139 11596827162544843
16Three or More9’-1” 1751451221048978686054

Notes:
1. Load tables are calculated using section properties based on the steel design thickness
shown in the Steel Deck Institute (SDI) design manual.
2. Loads shown in the shaded areas are governed by the live load deflection not in excess of
1/240 of the span. A dead load of 10 psf has been included.

1 review for Type “F” Roof Deck (Intermediate Rib)

  1. Rated 3 out of 5

    jhartman

    Type “F” deck is typically used when 2”or less of roof insulation is present to prevent insulation damage over the deck valleys. Today Type F roof deck is most commonly used for repairs and re-roofing projects.

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