Cooper B-Line Seismic Restraints - Dixie Construction Products

TRAPEZE BRACING
Seismic Bracing Charts for Trapeze Supports - Figures 9 & 10
Table 1 for Seismic Force Level 1.0g (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 Connection
Rod Minimum Rod Minimum
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 24 I 24 I 40 3 /8 160 3 /8
0 - 10 6 36 II 42 II 40 3 /8 250 3 /8
0 - 10 6 --- --- 60 III 40 3 /8 340 1 /2
0 - 10 6 --- --- 78 IV 40 3 /8 430 1 /2
0 - 10 8 24 I 24 I 54 3 /8 173 3 /8
0 - 10 8 40 II 40 II 54 3/8 253 3/8
0 - 10 8 --- --- 56 III 54 3 /8 333 3 /8
0 - 10 8 --- --- 80 IV 54 3/8 453 1/2
0 - 10 10 20 I 20 I 67 3/8 167 3/8
0 - 10 10 40 II 40 II 67 3 /8 267 3 /8
0 - 10 10 --- --- 60 III 67 3/8 367 3/8
0 - 10 10 --- --- 80 IV 67 3 /8 467 1 /2
0 - 10 12 24 I 24 I 80 3 /8 200 3 /8
0 - 10 12 36 II 36 II 80 3/8 260 3/8
0 - 10 12 --- --- 60 III 80 3 /8 380 3 /8
0 - 10 12 --- --- 72 IV 80 3/8 440 1/2
0 - 10 16 16 I 16 I 107 3 /8 187 3 /8
0 - 10 16 32 II 32 II 107 3 /8 267 3 /8
0 - 10 16 --- --- 48 III 107 3 /8 347 3 /8
0 - 10 16 --- --- 80 IV 107 3 /8 507 1 /2
0 - 10 20 20 I 20 I 134 3/8 233 3/8
0 - 10 20 40 II 40 II 134 3 /8 333 3 /8
0 - 10 20 --- --- 60 III 134 3/8 433 3/8
0 - 10 20 --- --- 80 IV 134 3 /8 533 1 /2
0 - 10 24 24 I 24 I 160 3 /8 280 3 /8
0 - 10 24 --- --- 48 III 160 3/8 400 3/8
0 - 10 24 --- --- 72 IV 160 3 /8 520 3 /8
* 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
139
of
Raafat S. Aboulhosn
Structural Engineer S 3913