I-Joists

• 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

• 16" deep truss - 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]

OSE

• Modified Truss: see design doc [5]