Rig Anchor
1 hourBuild or verify rigging anchor meeting 10:1 safety factor with backup.
Learn cave vertical pit rappel from scratch with a clear step-by-step workflow, recommended tools, safety guidelines, and expert tips.
Build or verify rigging anchor meeting 10:1 safety factor with backup.
Install rope with knot checklist, belay backup, and communication signals.
Rappel controlling descent speed checking rebelay stations.
Ascend rope on SRT system verifying all ascender placements.
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Standard practices and recommended approaches for vertical pit rappel.
Key formulas and calculations for vertical pit rappel.
Reference table for vertical pit rappel.
| Depth | Rope | Time |
|---|---|---|
| 50m | 60m | 30 min |
| 100m | 120m | 1 hr |
Single anchor failure is fatal — always equalized dual anchor.
Unprotected rope on rock lip cuts in seconds under load.
Second person verifies rigging before anyone commits.