Page 226 - ICC IEBC 2018

RESOURCE A

TABLE 1.2.1—continued
METAL FRAME WALLS
0″ TO LESS THAN 4″ THICK
PERFORMANCE REFERENCE NUMBER
REC.
ITEM CODE THICKNESS CONSTRUCTION DETAILS POST-BMS- NOTES
LOAD TIME PRE-BMS-92 BMS-92 HOURS
92
Solid wall: steel channel per Note 1; 2″
3
W-2-Me-5 2″ thickness of neat gypsum plaster on metal N/A 1 hr. 1 1 /
45 min. 4
lath.
Solid wall: steel channel per Note 1; 2″
1 hr.
1
1
1
W-2-Me-6 2″ thickness of 1:1 / ; 1:1 / gypsum plaster on N/A 30 min. 1 1 / 2
2
2
metal lath.
Solid wall: steel channel per Note 2; 2″
W-2-Me-7 2″ thickness of 1:1; 1:1 gypsum plaster on N/A 1 hr. 1 1
metal lath.
Solid wall: steel channel per Note 1; 2″
W-2-Me-8 2″ thickness of 1:2; 1:2 gypsum plaster on N/A 45 min. 1 3 / 4
metal lath.
Solid wall: steel channel per Note 2; 2 / ″
1
4
1
W-2-Me-9 2 / ″ thickness of 1:2; 1:3 portland cement on N/A 30 min. 1 1 / 2
4
metal lath.
Solid wall: steel channel per Note 2; 2 / ″
1
4
1
W-2-Me-10 2 / ″ thickness of neat gypsum plaster on metal N/A 2 hrs. 1 2
4
lath.
Solid wall: steel channel per Note 2;
1 hr.
1
1
1
1
3
W-2-Me-11 2 / ″ 2 / ″thickness of 1: / ; 1: / gypsum plaster N/A 45 min. 1 1 / 4
4
4
2
2
on metal lath.
Solid wall: steel channel per Note 2; 2 / ″
1
4
1 hr.
1
1
W-2-Me-12 2 / ″ thickness of 1:1; 1:1 gypsum plaster on N/A 15 min. 1 1 / 4
4
metal lath.
Solid wall: steel channel per Note 2; 2 / ″
1
4
1
W-2-Me-13 2 / ″ thickness of 1:2; 1:2 gypsum plaster on N/A 1 hr. 1 1
4
metal lath.
Solid wall: steel channel per Note 1; 2 / ″
1
2
1
W-2-Me-14 2 / ″ thickness of 4.5:1:7; 4.5:1:7 portland N/A 1 hr. 1 1
2 cement, sawdust and sand sprayed on wire
mesh; see Note 3.
Solid wall: steel channel per Note 2; 2 / ″
1
2
1
W-2-Me-15 2 / ″ thickness of 1:4; 1:4 portland cement N/A 20 min. 1 1 / 3
2
sprayed on wire mesh; see Note 3.
Solid wall: steel channel per Note 2; 2 / ″
1
2
1
W-2-Me-16 2 / ″ thickness of 1:2; 1:3 portland cement on N/A 30 min. 1 1 / 2
2
metal lath.
Solid wall: steel channel per Note 2; 2 / ″
1
2
2 hrs.
1
1
W-2-Me-17 2 / ″ thickness of neat gypsum plaster on metal N/A 30 min. 1 2 / 2
2
lath.
Solid wall: steel channel per Note 2; 2 / ″
1
2
1
1
1
W-2-Me-18 2 / ″ thickness of 1: / ; 1: / gypsum plaster on N/A 2 hrs. 1 2
2
2
2
metal lath.
Solid wall: steel channel per Note 2; 2 / ″
1
2
1 hr.
1
1
W-2-Me-19 2 / ″ thickness of 1:1; 1:1 gypsum plaster on N/A 30 min. 1 1 / 2
2
metal lath.
(continued)
2018 INTERNATIONAL EXISTING BUILDING CODE ® 207
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