Premier Floors - Manual (Page 49)

49
n
o. of
trimmer
s
tuds
d
eflection
Header
s
pan (ft.)
9’
10’
11’
12’
13’
14’
15’
16’
1
L/480
700
630
573
458
360
288
234
193
L/360
700
630
573
525
480
384
313
257
L/240
700
630
573
525
485
450
420
386
2
L/480
1085
791
594
458
360
288
234
193
L/360
1400
1055
792
610
480
384
313
257
L/240
1400
1245
792
864
720
577
469
386
Values listed for each deflection represent the least value of the bearing capacity of the trimmer
, shear or bending
capacity of the header or the actual deflection at the design load. Refer to T
echnical Bulletin #30 for suppor
ting header
s in PBS W
all SIPs (www
.pbssips.com).
Note: T
rimmer stud design capacities must be re
vie
w
ed.