Page 234 - ICC IEBC 2018

RESOURCE A

FIGURE 1.3.2
WOOD FRAME WALLS
4″ TO LESS THAN 6″ THICK
NUMBER OF
ASSEMBLIES

30

94
92
91
88
87
95 85 86 The number in each box is
20 83 84 93 keyed to the last number in the
76
82 90
80 73 89 Item Code column in the Table.
78 60 86
61 57 81 For example:
59 56 79
58 55 75 W-5-W-68
54 52 74
51 49 72
50 43 71
42 34 70
10
40 33 65
38 28 45
32 26 44
29 22 41 67 68
16 21 39 47 64
15 18 35 46 63
14 8 31 25 62
37 53 13 7 27 66 12 48
2 36 10 6 23 24 11 20
1 30 9 5 17 3 4 19 69 77
0
0 1 2 3 4
FIRE RESISTANCE RATING (HOURS)
TABLE 1.3.2
WOOD FRAME WALLS
4″ TO LESS THAN 6″ THICK
PERFORMANCE REFERENCE NUMBER REC.
ITEM CODE THICKNESS CONSTRUCTION DETAILS NOTES
LOAD TIME PRE-BMS-92 BMS-92 POST-BMS-92 HOURS
2″ × 4″ stud wall; / ″ CAB; no
3
W-4-W-1 4″ 16 35 min. 10 min. 4 1-10 1 /
insulation; Design A. 6
2″ × 4″ stud wall; / ″ CAB; no
3
1
W-4-W-2 4 / ″ 16 38 min. 9 min. 4 1-10 1 /
8 insulation; Design A. 6
2″ × 4″ stud wall; / ″ CAB and / ″
3
3
8
16
3
W-4-W-3 4 / ″ gypsum board face (both sides); 62 min. 64 min. 4 1-10 1
4
Design B.
2″ × 4″ stud wall; / ″ CAB and / ″ Greater
1
3
W-5-W-4 5″ 16 2 79 min. than 4 1-10 1
gypsum board (both sides); Design B.
90 min.
2″ × 4″ stud wall; / ″ CAB and / ″
3
3
3
W-4-W-5 4 / ″ 16 8 45 min. 45 min. 4 1-12 —
4
gypsum board (both sides); Design B.
2″ × 4″ stud wall; / ″ CAB and / ″
1
3
16
2
W-5-W-6 5″ gypsum board face (both sides); 45 min. 45 min. 4 1-10, 12, —
13
Design B.
2″ × 4″ stud wall; / ″ CAB face; 3 / ″
3
1
W-4-W-7 4″ 16 2 40 min. 42 min. 4 1-10 2 /
mineral wool insulation; Design C. 3
2″ × 4″ stud wall; / ″ CAB face; 3 / ″
1
3
W-4-W-8 4″ 16 2 46 min. 46 min. 4 1-10, 43 2 /
mineral wool insulation; Design C. 3
2″ × 4″ stud wall; / ″ CAB face; 3 / ″ 1-10, 12,
1
3
W-4-W-9 4″ 16 2 30 min. 30 min. 4 —
mineral wool insulation; Design C. 14
(continued)
2018 INTERNATIONAL EXISTING BUILDING CODE ® 215
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