Page 247 - ICC IEBC 2018

RESOURCE A

FIGURE 2.1.2
REINFORCED CONCRETE COLUMNS
MINIMUM DIMENSION 10″ TO LESS THAN 12″
NUMBER OF
ASSEMBLIES

15

25
23
10
22 The number in each box is
keyed to the last number in the
21 Item Code column in the Table.
19 For example:
18 C-11-RC-14
15
5
6
5
4
26 24 8 3 10
20 1 12 13 7 2 11 9 14 16 17
0
0 1 2 3 4
FIRE RESISTANCE RATING (HOURS)

TABLE 2.1.2
REINFORCED CONCRETE COLUMNS
MINIMUM DIMENSION 10″ TO LESS THAN 12″
MINIMUM PERFORMANCE REFERENCE NUMBER REC.
ITEM CODE CONSTRUCTION DETAILS NOTES
DIMENSION LOAD TIME PRE-BMS-92 BMS-92 POST- BMS-92 HOURS
10″ square columns; aggregate concrete
(4260 psi); Reinforcement: 92.2 1 hr.
C-10-RC-1 10″ 7 1 1
vertical, four 1 / ″ rebars; horizontal, tons 2 min.
1
4
3 1
/ ″ ties at 6″ pitch; Cover: 1 / ″.
8
4
10″ square columns; aggregate
concrete (2325 psi); Reinforcement: vertical, 46.7 1 hr.
3
C-10-RC-2 10″ 7 1 1 /
four / ″ rebars; horizontal, tons 52 min. 4
1
2
5
/ ″ ties at 6″ pitch; Cover: 1″.
16
10″ square columns; aggregate concrete
1
(5370 psi); Reinforcement: vertical, four / ″ 46.5
C-10-RC-3 10″ 2 2 hrs. 7 2, 3, 11 2
rebars; horizontal, / ″ ties at 6″ pitch; tons
5
16
Cover: 1″.
10″ square columns; aggregate concrete
1
(5206 psi); Reinforcement: vertical, four / ″ 46.5
C-10-RC-4 10″ 2 2 hrs. 7 2, 7 2
rebars; horizontal, / ″ ties at 6″ pitch; tons
5
16
Cover: 1″.
10″ square columns; aggregate concrete
1
(5674 psi); Reinforcement: vertical, four / ″ 46.7
C-10-RC-5 10″ 2 2 hrs. 7 1 2
rebars; horizontal, / ″ ties at 6″ pitch; tons
5
16
Cover: 1″.
(continued)
228 2018 INTERNATIONAL EXISTING BUILDING CODE ®
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