Cooper B-Line Seismic Restraints - Dixie Construction Products

TRAPEZE BRACING
Seismic Bracing Charts for Trapeze Supports - Figure 11
Table 2 for Seismic Force Level 0.75g (ASD)
Hanger Rod Size
Transverse Bracing 1 Longitudinal Bracing 1 Unbraced Trapeze Braced Trapeze
Total Support Brace Structure Brace Structure
Weight Span Interval 3,4 Connection Interval 3,4 Rod Minimum Rod Minimum
Connection
W t L t * Type 2 Type 2 Load 5 Rod Size 6 Load 5 Rod Size 6
lbs./ft. ft. ft. ft. lbs. in. lbs. in.
0 - 10 6 12 I 30 I 38 3/8 150 3/8
0 - 10 6 24 II 54 II 38 3 /8 240 3 /8
0 - 10 6 36 III 78 III 38 3/8 330 1/2
0 - 10 8 16 I 32 I 50 3/8 170 3/8
0 - 10 8 24 II 56 II 50 3 /8 260 3 /8
0 - 10 8 40 III 80 III 50 3/8 350 3/8
0 - 10 10 10 I 30 I 63 3/8 175 3/8
0 - 10 10 20 II 50 II 63 3 /8 250 3 /8
0 - 10 10 40 III 80 III 63 3/8 362 3/8
0 - 10 12 12 I 24 I 75 3/8 165 3/8
0 - 10 12 24 II 48 II 75 3 /8 255 3 /8
0 - 10 12 36 III 72 III 75 3/8 345 3/8
0 - 10 16 16 I 32 I 100 3/8 220 3/8
0 - 10 16 --- --- 48 II 100 3 /8 280 3 /8
0 - 10 16 32 III 80 III 100 3/8 400 3/8
0 - 10 20 --- --- 20 I 125 3/8 200 3/8
0 - 10 20 20 II 40 II 125 3 /8 275 3 /8
0 - 10 20 40 III 80 III 125 3/8 425 3/8
0 - 10 24 --- --- 24 I 150 3/8 240 3/8
0 - 10 24 24 II 48 II 150 3 /8 330 3 /8
0 - 10 24 --- --- 72 III 150 3 /8 420 3 /8
11 - 25 6 6 I 12 I 94 3/8 206 3/8
11 - 25 6 --- --- 18 II 94 3 /8 262 3 /8
11 - 25 6 12 III 30 III 94 3/8 375 3/8
11 - 25 6 24 IV 48 IV 94 3 /8 544 1 /2
11 - 25 6 36 V 72 V 94 3/8 769 5/8
11 - 25 8 --- --- 8 I 125 3/8 200 3/8
11 - 25 8 8 II 16 II 125 3 /8 275 3 /8
11 - 25 8 16 III 32 III 125 3 /8 425 3 /8
11 - 25 8 24 IV 48 IV 125 3/8 575 1/2
11 - 25 8 32 V 72 V 125 3 /8 800 5 /8
11 - 25 10 --- --- 10 I 157 3 /8 250 3 /8
11 - 25 10 10 II 20 II 157 3/8 344 3/8
11 - 25 10 --- --- 30 III 157 3 /8 437 3 /8
11 - 25 10 20 IV 50 IV 157 3/8 625 1/2
11 - 25 10 30 V 70 V 157 3 /8 812 5 /8
11 - 25 12 --- --- 12 I 188 3 /8 300 3 /8
11 - 25 12 12 III 24 III 188 3/8 412 3/8
11 - 25 12 24 IV 48 IV 188 3 /8 637 1 /2
11 - 25 12 36 V 72 V 188 3 /8 862 5 /8
11 - 25 16 --- --- 16 II 250 3/8 400 3/8
11 - 25 16 16 III 32 III 250 3 /8 550 3 /8
11 - 25 16 --- --- 48 IV 250 3 /8 700 1 /2
11 - 25 16 32 V 64 V 250 3/8 850 1/2
11 - 25 (W t ) continued on next page. * See note 2 on page 17. See page 145 for footnotes.
COOPER B-Line
509 West Monroe Street
Highland, Illinois 62249
Phone: 800-851-7415
Fax: 618-654-1917
Date:
Page No.
Sheet Number:
6 - 2 - 06
137
of
Raafat S. Aboulhosn
Structural Engineer S 3913