Rigid Lifelines
®
Defy™
Self-Retracting Lanyards Manual
844-467-4443
10
Fall Clearance/Clear Fall Charts
Clearance Requirements
These illustrations are an example of how to calculate fall clearance when using a
self-retracting lanyard or a shock absorbing lanyard.
Image 1 shows a self-retracting lanyard anchored overhead with the other end
connected to the dorsal D-ring of a full body harness. When positioning a self-
retracting lanyard, include the following distances in your calculations:
Using the Rigid Lifelines
®
Defy™ Self-Retracting Lanyard will require a total
fall clearance of approximately 7.5 feet (2.3 meters) as measured from the
working level to the nearest obstruction below. The total fall clearance
combines the sum of the maximum allowable fall arrest distance of 54
inches or 4.5 feet (1.4 meters) and the safety factor of 3 feet (0.9 meters).
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