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Industrial Rope Access Back-up Devices - A Review
A summary of relevant technical and legal information relating to the historical development of industrial rope access back-up devices.
The Heightec group,
Click here for the report
irata technical report on testing - may 2012
3. Rope strech
7. 100kg test
8. 120kg demo
For users of fall protection PPE with weight of over 100kg
These links give details of safe use of Petzl or Camp equipment if the weight of user + equipment is over 100kg
HSE funded report 2001: Industrial rope access - Investigation into items of personal protective equipment'.Recommended reading for all L3s and others interested in technical info on PPE.
Click here to download it
The back-up safety system 2002 byJan Holan and Steve Beason
Concluded that the Shunt should NOT be used as a back-up with ropes of 10.5 mm. Click here for the report.
French tests on Cow'stails 2006. Conclusion : knotted cowstails give better energy absorption than commercially available types. Click here for the report.
Tests on backup systems under rescue loads to replicate risks encountered during routine training 2007. Conclusion: Petzl Shunt is unsuitable as a back-up device for 2 person rescue loads. Click here for the report.