Allowable Spans for APA EWS Performance Rated I-Joists [Simple Span Only]Depth Designation 12" 16" 19.2" 24" 9-1/2” PRI-40 18'-0" 16'-5" 15'-6" 14'-6" 11-7/8" PRI-40 21'-5" 19'-7" 18'-6" 16'-8" PRI-70 23'-0" 21'-0" 19'-10" 18'-6" PRI-90 25'-8" 23'-4" 22'-0" 20'-5" 14" PRI-40 24'-4" 22'-3" 20'-6" 18'-4" PRI-70 26'-1" 23'-10" 22'-6" 20'-11" PRI-90 29'-1" 26'-5" 24'-11" 23'-2" 16” PRI-70 29'-0" 26'-5" 24'-11" 23'-1" PRI-90 32'-2" 29'-3" 27'-7" 25'-7" *Values based upon clear span applicable to simple-span residential floor construction with a design dead load of 10 psf and live load of 40 psf. Live load deflection is limited to span/480. LVL Products 7-1/4”, 9-1/2”, 11-7/8”, 14”, 16”, 18” ∙ Tembec 1.8E and 2.0E ∙ West Fraser 1.8E Rimboard 9-1/2”, 11-7/8”, 14”, 16” ∙ 1-1/8” x 16’ OSB Rimboard
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