3M DBI-SALA EZ-Line User Instructions page 9

Horizontal lifeline system
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Figure 8 - Fall Clearance for Energy-Absorbing Lanyards
B
FC
B
System Span
FF
Free Fall Distance
FC
Required Fall Clearance
FF = 6.0 ft.
(1.83 m)
B
FF = 8.0 ft.
(2.44 m)
B
FF
FF = 12.0 ft.
(3.66 m)
B
9
≤ 310 lb. (140 kg)
x 1
≤ 10 ft.
12 ft. 3 in.
(3.05 m)
(3.72 m)
≤ 20 ft.
13 ft. 8 in.
(6.10 m)
(4.15 m)
≤ 30 ft.
15 ft. 0 in.
(9.14 m)
(4.58 m)
≤ 40 ft.
16 ft. 4 in.
(12.19 m)
(4.97 m)
≤ 50 ft.
17 ft. 6 in.
(15.24 m)
(5.34 m)
≤ 60 ft.
18 ft. 8 in.
(18.29 m)
(5.69 m)
≤ 310 lb. (140 kg)
x 1
≤ 10 ft.
14 ft. 10 in.
(3.05 m)
(4.52 m)
≤ 20 ft.
16 ft. 3 in.
(6.10 m)
(4.95 m)
≤ 30 ft.
17 ft. 8 in.
(9.14 m)
(5.38 m)
≤ 40 ft.
19 ft. 1 in.
(12.19 m)
(5.8 m)
≤ 50 ft.
20 ft. 4 in.
(15.24 m)
(6.2 m)
≤ 60 ft.
21 ft. 7 in.
(18.29 m)
(6.57 m)
≤ 310 lb. (140 kg)
x 1
≤ 10 ft.
18 ft. 8 in.
(3.05 m)
(5.69 m)
≤ 20 ft.
20 ft. 3 in.
(6.10 m)
(6.18 m)
≤ 30 ft.
21 ft. 11 in.
(9.14 m)
(6.67 m)
≤ 40 ft.
23 ft. 5 in.
(12.19 m)
(7.13 m)
≤ 50 ft.
24 ft. 9 in.
(15.24 m)
(7.55 m)
≤ 60 ft.
26 ft. 1 in.
(18.29 m)
(7.96 m)
x 2
13 ft. 4 in.
(4.06 m)
15 ft. 10 in.
(4.82 m)
18 ft. 4 in.
(5.58 m)
20 ft. 2 in.
(6.16 m)
21 ft. 11 in.
(6.68 m)
23 ft. 8 in.
(7.21 m)
FC
x 2
15 ft. 11 in.
(4.85 m)
18 ft. 5 in.
(5.61 m)
20 ft. 11 in.
(6.37 m)
23 ft. 5 in.
(7.13 m)
25 ft. 4 in.
(7.73 m)
27 ft. 1 in.
(8.26 m)
FC
x 2
FC

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