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 Standard Truss Configurations
Open Joist™ floor trusses are "stock" trusses built to standardized configurations determined by truss depth and length. Engineering fits these standard trusses into specific job situations by matching truss depth, on-center spacing and other factors to residential floor loadings and other requirements.
Standard configurations for Open Joist trusses.
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| 9-1/4" Standard Open Joist Configurations |
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Joist Depth
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Joist Length |
Chord Size & Grade |
| 9-1/4" |
3' thru 16' |
3 x 2 – #2 SPF |
| 9-1/4" |
17' thru 20' |
4 x 2 – MSR 2100 SPF |
| 11-7/8" Standard Open Joist Configurations |
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Joist Depth
|
Joist Length |
Chord Size & Grade |
| 11-7/8" |
3' thru 17' |
3 x 2 – #2 SPF |
| 11-7/8" |
18' thru 19' |
4 x 2 – #2 SPF |
| 11-7/8" |
20' thru 23' |
4 x 2 – MSR 2100 SPF |
| 14" Standard Open Joist Configurations |
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Joist Depth
|
Joist Length |
Chord Size & Grade |
| 14" |
3' thru 18' |
3 x 2 – #2 SPF |
| 14" |
19' thru 21' |
4 x 2 – #2 SPF |
| 14" |
22' thru 25' |
4 x 2 – MSR 2100 SPF |
| 16" Standard Open Joist Configurations |
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Joist Depth
|
Joist Length |
Chord Size & Grade |
| 16" |
3' thru 17' |
3 x 2 – #2 SPF |
| 16" |
18' thru 22' |
4 x 2 – #2 SPF |
| 16" |
23' thru 26' |
4 x 2 – MSR 2100 SPF |
| 16" |
27' thru 30' |
4 x 2 – MSR 2400 SPF |
UFP Emlenton, LLC manufactures the Open Joist™ product as a licensee of Distribution Open Joist 2000, Inc. All Open Joist product design and engineering calculations are created by the licensor, Distribution Open Joist 2000, Inc.
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