Cooper B-Line Seismic Restraints - Dixie Construction Products

TRAPEZE BRACING
Seismic Bracing Charts for Trapeze Supports - Figures 9 & 10
Table 1 cont. 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.
26 - 50 6 6 II 6 II 200 3 /8 350 3 /8
26 - 50 6 12 III 12 III 200 3/8 500 3/8
26 - 50 6 18 IV 18 IV 200 3 /8 650 1 /2
26 - 50 6 24 V 24 V 200 3/8 800 1/2
26 - 50 8 8 II 8 II 267 3 /8 467 3 /8
26 - 50 8 16 IV 16 IV 267 3/8 667 1/2
26 - 50 8 24 V 24 V 267 3 /8 867 1 /2
26 - 50 10 10 III 10 III 334 3/8 583 3/8
26 - 50 10 20 V 20 V 334 3 /8 833 1 /2
26 - 50 12 12 III 12 III 400 3 /8 700 1 /2
26 - 50 12 24 V 24 V 400 3 /8 1000 1 /2
26 - 50 16 16 IV 16 IV 534 3 /8 933 1 /2
26 - 50 20 20 V 20 V 667 1/2 1167 5/8
26 - 50 24 24 V 24 V 800 1 /2 1400 5 /8
51 - 75 6 6 III 6 III 300 3 /8 525 3 /8
51 - 75 6 12 IV 12 IV 300 3 /8 750 1 /2
51 - 75 6 18 V 18 V 300 3 /8 975 1 /2
51 - 75 8 8 III 8 III 400 3 /8 700 3 /8
51 - 75 8 16 V 16 V 400 3/8 1000 1/2
51 - 75 10 10 IV 10 IV 500 3 /8 875 1 /2
51 - 75 12 12 IV 12 IV 600 3/8 1050 1/2
51 - 75 16 16 V 16 V 800 1 /2 1400 5 /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
141
of
Raafat S. Aboulhosn
Structural Engineer S 3913