Rope Rescue/Equipment/Need/Rope/2013-06-19
From PCSAR
(Difference between revisions)
| Line 1: | Line 1: | ||
* 2 edge lines | * 2 edge lines | ||
| + | ** each about 15m | ||
* 1 anchor extension | * 1 anchor extension | ||
| + | ** not needed for <10m | ||
| + | ** max 20m | ||
| + | ** 3 strand | ||
| + | ** total: 60m | ||
* pretensioned back-tie | * pretensioned back-tie | ||
| + | ** greatest span about 4m | ||
| + | ** 3:1 | ||
| + | ** total: 12m | ||
PEP RRTM manual recommends: | PEP RRTM manual recommends: | ||
* 4 x 60 metre 11 mm low-stretch rescue ropes | * 4 x 60 metre 11 mm low-stretch rescue ropes | ||
* 11mm low-stretch rope for anchors and edge lines | * 11mm low-stretch rope for anchors and edge lines | ||
| + | |||
| + | |||
| + | Getting 1 extra 60m gives some flexibility with our existing two 60m's. | ||
| + | |||
| + | 3 x 15m gives both edge and back-tie options. | ||
| + | |||
| + | Might be cheaper to buy 2nd 60m and cut to 4 x 15m or 3 x 20m. | ||
Revision as of 16:21, 21 March 2013
- 2 edge lines
- each about 15m
- 1 anchor extension
- not needed for <10m
- max 20m
- 3 strand
- total: 60m
- pretensioned back-tie
- greatest span about 4m
- 3:1
- total: 12m
PEP RRTM manual recommends:
- 4 x 60 metre 11 mm low-stretch rescue ropes
- 11mm low-stretch rope for anchors and edge lines
Getting 1 extra 60m gives some flexibility with our existing two 60m's.
3 x 15m gives both edge and back-tie options.
Might be cheaper to buy 2nd 60m and cut to 4 x 15m or 3 x 20m.
