Type “F” (Intermediate Rib) Corrugated Metal Roof Deck

Type F (Intermediate Rib) Roof Deck Description:

Type F (Intermediate Rib) deck provides the most economical combination of structural load capacity and insulation materials. The flute openings permit easy attachment to supporting structural members and the nest-able design eliminates the need for die-set ends.

Certified by Steel Deck Institute

Approved by Factory Mutual System

Classified by Underwriters Laboratories Inc.

F-DeckType F Roof Decking

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Section Properties (Per Ft. of Width)

Deck Gage Design Thickness In. Weight Lbs. Per Sq. Ft. “I” in. “Sp” in. “Sn” in.
Ptd. Galv.

22

0.0295

1.68

1.89

0.124

0.125

0.135

20

0.0358

2.05

2.20

0.160

0.155

0.164

18

0.0474

2.69

2.93

0.228

0.211

0.218

Uniform Total (Dead & Live) Load – Lbs. Per Sq. Ft.

Span Condition Gage Span, Ft.-in.
4-0 4-6 5-0 5-6 6-0 6-6 7-0 7-6 8-0 8-6 9-0

Simple

22

102

81

65

54

45

38

33

 

 

 

 

20

127

100

81

67

56

48

40

34

30

 

 

18

174

137

111

92

77

64

53

45

39

34

30

Two

22

111

87

71

68

49

42

36

31

 

 

 

20

135

107

86

71

60

51

44

38

33

30

 

18

179

141

114

94

79

67

58

51

44

39

35

Three or More

22

138

109

88

73

61

52

45

39

34

30

 

20

169

133

108

89

75

64

55

48

42

37

33

18

 

177

143

118

99

84

73

63

56

49

44

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