Type “B” (Wide Rib) Corrugated Metal Roof Deck
Type B (Wide Rib) Roof Deck Description:
Type B (Wide Rib) deck provides maximum structural load capacity through an efficient profile design and allows the use of 1 inch thick rigid insulation boards. The side lap of this product permits easy installation and its nest-able feature eliminates the need for die-set ends.
Certified by Steel Deck Institute
Approved by Factory Mutual System
Classified by Underwriters Laboratories Inc.
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 |
1.70 |
1.90 |
0.165 |
0.192 |
0.198 |
|
20 |
0.0358 |
2.07 |
2.25 |
0.214 |
0.247 |
0.256 |
|
18 |
0.0474 |
2.80 |
2.95 |
0.308 |
0.336 |
0.347 |
|
16 |
0.0598 |
3.30 |
3.40 |
0.401 |
0.431 |
0.436 |
Uniform Total (Dead & Live) Load – Lbs. Per Sq. Ft.
| Span Condition | Gage | Span, Ft.-in. | ||||||||||
| 5-0 | 5-6 | 6-0 | 6-6 | 7-0 | 7-6 | 8-0 | 8-6 | 9-0 | 9-6 | 10-0 | ||
|
Simple |
22 |
96 |
75 |
60 |
49 |
41 |
35 |
31 |
|
|
|
|
|
20 |
122 |
94 |
74 |
61 |
50 |
43 |
37 |
32 |
|
|
|
|
|
18 |
171 |
131 |
103 |
83 |
68 |
57 |
49 |
42 |
37 |
33 |
30 |
|
|
16 |
|
167 |
131 |
105 |
86 |
72 |
61 |
52 |
46 |
40 |
36 |
|
|
Two |
22 |
104 |
86 |
72 |
61 |
53 |
46 |
40 |
36 |
32 |
|
|
|
20 |
135 |
111 |
93 |
79 |
68 |
60 |
52 |
46 |
41 |
37 |
33 |
|
|
18 |
183 |
151 |
127 |
108 |
93 |
81 |
71 |
63 |
56 |
50 |
45 |
|
|
16 |
|
190 |
159 |
136 |
117 |
102 |
89 |
79 |
71 |
63 |
57 |
|
|
Three or More |
22 |
130 |
108 |
90 |
77 |
66 |
58 |
50 |
43 |
38 |
33 |
30 |
|
20 |
168 |
139 |
117 |
99 |
86 |
72 |
61 |
53 |
46 |
40 |
36 |
|
|
18 |
|
189 |
158 |
135 |
116 |
100 |
84 |
72 |
62 |
54 |
48 |
|
|
16 |
|
|
199 |
170 |
146 |
127 |
107 |
90 |
78 |
68 |
59 |
|