This document provides information on Unistrut seismic bracing systems, including: - Design procedures and components for trapeze hangers and single pipe hangers. - Bracing options for trapeze hangers, single pipes, horizontal bracing, and vertical bracing using Unistrut channels and fittings. - Attachment methods for structures made of wood, steel, and concrete. - Tables with load data and example seismic bracing designs for single pipe and trapeze hangers.

1. UNISTRUT
Metal Framing
®
SEISMIC
BRACING
SYSTEMS
As Approved By The
California Office Of
Statewide Health
Planning And
Development
For Metal Framing
Bracing Applications
SBS-2

2. SEISMIC MAP & CONVERSION CHARTS
©Copyright 1997, Unistrut Corporation, All Rights Reserved

3. TABLE OF CONTENTS
Date: Page:
6/5/97

4. GENERAL INFORMATION
Date: Page:
6/5/97 1-1

5. DESIGN PROCEDURES FOR TRAPEZE HANGERS
Date: Page:
6/5/97 2-1

6. DESIGN PROCEDURES FOR TRAPEZE HANGERS
Date: Page:
6/5/97 2-2

7. DESIGN PROCEDURES FOR TRAPEZE HANGERS
Date: Page:
6/5/97 2-3

8. DESIGN PROCEDURES FOR TRAPEZE HANGERS
Date: Page:
6/5/97 2-4

9. DESIGN PROCEDURES FOR SINGLE PIPE HANGERS
Date: Page:
6/5/97 2-5

10. DESIGN PROCEDURES FOR SINGLE PIPE HANGERS
Date: Page:
6/5/97 2-6

11. TRAPEZE BRACING
Single Channel Style
Date: Page:
6/5/97 3-1

12. TRAPEZE BRACING
Double Channel Style
Date: Page:
6/5/97 3-2

13. TRAPEZE FITTINGS
Pipe Clamps - P1100 Series
Date: Page:
6/5/97 3-3

14. TRAPEZE FITTINGS
Pipe Clamps - P2558 Series
Date: Page:
6/5/97 3-4

15. SINGLE PIPE BRACING
“J” Hanger - J1200 Series
Date: Page:
6/5/97 3-5

16. SINGLE PIPE BRACING
“J” Hanger - J1200 Series
Date: Page:
6/5/97 3-6

17. SINGLE PIPE LONGITUDINAL BRACING
Steel Pipe Clamp
Date: Page:
6/5/97 3-7

18. SINGLE PIPE BRACING
Clevis
Date: Page:
6/5/97 3-8

19. SINGLE PIPE BRACING
Three Bolt Pipe Clamp
Date: Page:
6/5/97 3-9

20. SINGLE PIPE BRACING
Adjustable Steel Yoke Roll
Date: Page:
6/5/97 3-10

21. HORIZONTAL BRACING
Brace Assembly Details
Date: Page:
6/5/97 3-11

22. HORIZONTAL BRACING
Brace Assembly Selection
Date: Page:
6/5/97 3-12

23. VERTICAL BRACING
Channel Stiffener
Date: Page:
6/5/97 3-13

24. VERTICAL BRACING
U-Bolt
Date: Page:
6/5/97 3-14

25. STRUCTURE ATTACHMENTS
Wood
Date: Page:
6/5/97 4-1

26. STRUCTURE ATTACHMENTS
Steel
Date: Page:
6/5/97 4-2

27. STRUCTURE ATTACHMENTS
Steel
Date: Page:
6/5/97 4-3

28. STRUCTURE ATTACHMENTS
Steel
Date: Page:
6/5/97 4-4

29. STRUCTURE ATTACHMENTS
Concrete
Date: Page:
6/5/97 4-5

30. STRUCTURE ATTACHMENTS
Concrete
Date: Page:
6/5/97 4-6

31. ANCHOR LOAD TABLES
Date: Page:
6/5/97 5-1

32. ANCHOR LOAD TABLES
Date: Page:
6/5/97 5-2

33. PROOF TEST PROCEDURE FOR ANCHORS
Date: Page:
6/5/97 5-3

34. TYPICAL ATTACHMENTS
Channel/Concrete Insert Attachment
Date: Page:
6/5/97 6-1

35. CONCRETE INSERTS
P3200 Series
Date: Page:
6/5/97 6-2

36. CHANNEL STYLES
Single Channel
Date: Page:
6/5/97 6-3

37. CHANNEL STYLES
Double Channel
Date: Page:
6/5/97 6-4

38. CHANNEL STYLES
Special Channel
Date: Page:
6/5/97 6-5

39. CHANNEL STYLES
Section Properties & Channel Load Data
Date: Page:
6/5/97 6-6

40. CHANNEL ACCESSORIES
Channel Nuts and Hardware
Date: Page:
6/5/97 6-7

41. CHANNEL ACCESSORIES
Channel Fittings
Date: Page:
6/5/97 6-8

42. DESIGN EXAMPLES
Single Pip Hanger
Date: Page:
6/5/97 7-1

43. DESIGN EXAMPLES
Single Pipe Hanger
Date: Page:
6/5/97 7-2

44. DESIGN EXAMPLES
Single Pipe Hangers
Date: Page:
6/5/97 7-3

45. DESIGN EXAMPLES
Single Pipe Hanger
Date: Page:
6/5/97 7-4

46. DESIGN EXAMPLES
Trapeze Hanger
Date: Page:
6/5/97 7-5

47. DESIGN EXAMPLES
Trapeze Hanger
Date: Page:
6/5/97 7-6

48. DESIGN EXAMPLES
Trapeze Hanger
Date: Page:
6/5/97 7-7

49. DESIGN EXAMPLES
Trapeze Hanger
Date: Page:
6/5/97 7-8

50. DESIGN EXAMPLES
Trapeze Hanger
Date: Page:
6/5/97 7-9

51. UNISTRUT SEISMIC BRACING SYSTEMS
Additional Unistrut Brochures

52. UNISTRUT
®
Unistrut Sales & Distribution
1140 W. Thorndale Ave.
Itasca,IL 60143
Tel: (800) 468-9510