I-Joists: Difference between revisions
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*Design guide - [https://cdn.menardc.com/main/items/media/INTER078/Install_Instruct/04-P3-Joist-Installation-Guide-US.pdf] | *Design guide - [https://cdn.menardc.com/main/items/media/INTER078/Install_Instruct/04-P3-Joist-Installation-Guide-US.pdf] | ||
=Weight= | |||
*For 7/16" OSB at 45 lb/sheet - we need 1.66 = 60 lb in OSB, and 8*9.6- total of 137 lb for 32' + bonding plates. Takes us to 151.5 lb per truss. | |||
=Design= | =Design= | ||
*34 span for 16" deep I joist (80 series) at 12" OC spacing. [https://cdn.menardc.com/main/items/media/INTER078/Install_Instruct/04-P3-Joist-Installation-Guide-US.pdf] | *34 span for 16" deep I joist (80 series) at 12" OC spacing. [https://cdn.menardc.com/main/items/media/INTER078/Install_Instruct/04-P3-Joist-Installation-Guide-US.pdf] | ||
Revision as of 03:40, 26 May 2025
- Menards - 16" at $134 65 series [1]. 28' span for 40 psf live 10 dead, with 16 OC. 130 lb for 32', 100 lb for 24'
- Design guide - [2]
Weight
- For 7/16" OSB at 45 lb/sheet - we need 1.66 = 60 lb in OSB, and 8*9.6- total of 137 lb for 32' + bonding plates. Takes us to 151.5 lb per truss.
Design
- 34 span for 16" deep I joist (80 series) at 12" OC spacing. [3]
This is needed for 32' space.
- P3 Series 80 joist - all it says for P3 is that they are '3/8" web or greater'
- P3 80 series is 7/16" web [4]
