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Panel Core
Thickness
Deflection
Panel Span (ft.)
4’ 8’ 10’ 12’ 14’ 16’ 18’ 20’ 22’ 24’
3 1/2”
L/360 98 45 32 24 16 11
NA NA NA NAL/240 225 67 47 34 24 16
L/180 298* 90 61 44 34 22
5 1/2”
L/360 241 128 57 41 32 25 20 15
NA NAL/240 288* 182* 86 60 49 37 29 22
L/180 288* 182* 112* 79 65 49 39 29
7 1/4”
L/360 241 168 80 65 54 42 33 24
NA NAL/240 288* 188* 126 99 81 61 49 34
L/180 288* 188* 133* 117* 105 80 62 44
Maximum Roof SpanMaximum Floor Span
Transverse Load Chart 4:
Premier SIPs Type L (Lumber)
Transverse Load Chart (psf)