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 0.30g (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.
101 - 150 10 10 III 10 III 825 1 /2 1050 1 /2
101 - 150 10 20 IV 20 IV 825 1 /2 1275 5 /8
101 - 150 10 30 V 30 V 825 1 /2 1500 5 /8
101 - 150 12 12 III 12 III 990 1/2 1260 5/8
101 - 150 12 24 V 24 V 990 1 /2 1530 5 /8
101 - 150 16 16 IV 16 IV 1320 5/8 1680 5/8
101 - 150 20 20 IV 20 IV 1650 5 /8 2100 3 /4
101 - 150 24 24 V 24 V 1980 3 /4 2520 3 /4
151 - 200 6 6 II 6 II 660 1 /2 840 1 /2
151 - 200 6 12 IV 12 IV 660 1 /2 1020 1 /2
151 - 200 6 18 V 18 V 660 1 /2 1200 5 /8
151 - 200 8 8 III 8 III 880 1 /2 1120 1 /2
151 - 200 8 16 V 16 V 880 1/2 1360 5/8
151 - 200 10 10 III 10 III 1100 1 /2 1400 5 /8
151 - 200 10 20 V 20 V 1100 1/2 1700 5/8
151 - 200 12 12 IV 12 IV 1320 5 /8 1680 5 /8
151 - 200 16 16 V 16 V 1760 5 /8 2240 3 /4
151 - 200 20 20 V 20 V 2200 3/4 2800 7/8
* 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:
Raafat S. Aboulhosn
Structural Engineer S 3913
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