Page 65 - ZSi-Foster Channel Loads

Lateral Bracing Load Reduction Charts

Lateral Bracing Load Reduction Charts

SPAN W100 W101 W150 W151 W200 W201 W210 W211 W300 W301 W400
(in)
12 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00
24 0 .99 1 .00 0 .98 1 .00 1 .00 1 .00 0 .99 1 .00 1 .00 1 .00 1 .00
36 0 .88 1 .00 0 .85 1 .00 0 .93 1 .00 0 .88 1 .00 0 .96 1 .00 0 .94
48 0 .77 0 .98 0 .70 0 .96 0 .87 1 .00 0 .77 0 .98 0 .91 1 .00 0 .88
60 0 .66 0 .92 0 .54 0 .90 0 .82 0 .96 0 .66 0 .93 0 .87 0 .98 0 .82
72 0 .57 0 .87 0 .44 0 .83 0 .77 0 .92 0 .57 0 .87 0 .84 0 .95 0 .78
84 0 .50 0 .81 0 .37 0 .75 0 .74 0 .88 0 .50 0 .81 0 .81 0 .91 0 .74
96 0 .45 0 .75 0 .33 0 .68 0 .70 0 .85 0 .45 0 .76 0 .78 0 .88 0 .71
108 0 .42 0 .69 0 .29 0 .60 0 .67 0 .81 0 .41 0 .70 0 .76 0 .85 0 .68
120 0 .39 0 .64 0 .27 0 .53 0 .65 0 .77 0 .38 0 .64 0 .74 0 .82 0 .65

SPAN W401 W500 W501 W600 W601 W700 W701 W800 W801 W900 W901
(in)
12 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00
24 1 .00 1 .00 1 .00 0 .80 0 .99 0 .95 1 .00 1 .00 1 .00 1 .00 1 .00
36 1 .00 0 .98 1 .00 0 .63 0 .89 0 .91 0 .93 1 .00 1 .00 1 .00 1 .00
48 0 .98 0 .94 0 .99 0 .52 0 .79 0 .87 0 .87 1 .00 0 .94 1 .00 1 .00
60 0 .93 0 .91 0 .95 0 .45 0 .70 0 .83 0 .80 1 .00 0 .88 0 .98 0 .99
72 0 .88 0 .88 0 .92 0 .40 0 .60 0 .80 0 .73 0 .97 0 .83 0 .97 0 .97
84 0 .83 0 .86 0 .88 0 .37 0 .51 0 .76 0 .67 0 .94 0 .77 0 .95 0 .94
96 0 .78 0 .83 0 .84 0 .34 0 .44 0 .73 0 .60 0 .91 0 .72 0 .94 0 .92
108 0 .74 0 .81 0 .80 0 .31 0 .39 0 .70 0 .54 0 .89 0 .67 0 .92 0 .89
120 0 .69 0 .79 0 .77 0 .30 0 .35 0 .66 0 .49 0 .86 0 .61 0 .91 0 .87

SPAN W100 W101 W150 W151 W200 W201 W210 W211 W300 W301 W400
(mm)
300 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00
600 1 .00 1 .00 0 .99 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00
900 0 .89 1 .00 0 .85 1 .00 0 .94 1 .00 0 .89 1 .00 0 .96 1 .00 0 .94
1,200 0 .77 0 .98 0 .71 0 .97 0 .87 1 .00 0 .77 0 .98 0 .91 1 .00 0 .88
1,500 0 .67 0 .93 0 .56 0 .90 0 .82 0 .97 0 .67 0 .93 0 .87 0 .98 0 .83
1,800 0 .58 0 .87 0 .44 0 .83 0 .78 0 .93 0 .58 0 .88 0 .84 0 .95 0 .78
2,100 0 .51 0 .82 0 .38 0 .76 0 .74 0 .89 0 .50 0 .82 0 .81 0 .92 0 .74
2,400 0 .46 0 .76 0 .33 0 .69 0 .71 0 .85 0 .45 0 .76 0 .79 0 .88 0 .71
2,700 0 .42 0 .70 0 .30 0 .61 0 .68 0 .81 0 .41 0 .71 0 .76 0 .85 0 .68
3,000 0 .39 0 .65 0 .27 0 .54 0 .65 0 .78 0 .39 0 .65 0 .74 0 .82 0 .65

SPAN W401 W500 W501 W600 W601 W700 W701 W800 W801 W900 W901
(mm)
300 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00 1 .00
600 1 .00 1 .00 1 .00 0 .80 0 .99 0 .95 1 .00 1 .00 1 .00 1 .00 1 .00
900 1 .00 0 .98 1 .00 0 .64 0 .90 0 .91 0 .94 1 .00 1 .00 1 .00 1 .00
1,200 0 .98 0 .94 1 .00 0 .52 0 .80 0 .87 0 .87 1 .00 0 .94 1 .00 1 .00
1,500 0 .93 0 .91 0 .96 0 .45 0 .70 0 .84 0 .81 1 .00 0 .89 0 .98 1 .00
1,800 0 .88 0 .88 0 .92 0 .40 0 .61 0 .80 0 .74 0 .97 0 .83 0 .97 0 .97
2,100 0 .84 0 .86 0 .88 0 .37 0 .52 0 .77 0 .68 0 .94 0 .78 0 .95 0 .95
2,400 0 .79 0 .84 0 .85 0 .34 0 .45 0 .73 0 .61 0 .92 0 .73 0 .94 0 .92
2,700 0 .74 0 .82 0 .81 0 .32 0 .39 0 .70 0 .55 0 .89 0 .67 0 .93 0 .90
3,000 0 .70 0 .80 0 .77 0 .30 0 .35 0 .67 0 .49 0 .86 0 .62 0 .91 0 .87

ZSi-Foster Channel Load Data zsi-foster.com – 65 –