Double overhand noose

The double overhand noose is a very secure hitch knot. It might be used by cavers and canyoneers to bind a cow tail or a foot loop to a carabiner.[4]

Double overhand noose binding carabiners.[lower-alpha 1][lower-alpha 2]
Double overhand noose
NamesDouble overhand noose, Scaffold,[1][2] Poacher's Knot[3]
CategoryHitch
EfficiencyHigh
RelatedNoose, Double overhand knot, Double fisherman's knot
ReleasingJamming
Typical useBind a carabiner
CaveatDifficult to untie
ABoK#409, #1120, #1228

Details

A heavily tightened double overhand noose will jam. The bound object has to be removed before untying.

As the double overhand knot, it neither slips nor turns around. However, a third round turn might be useful with some highly lubricious spectra/nylon ropes.[5]

See also

Notes

  1. The running end is stored in the bight.
  2. Foot loops tied with a zeppelin loop and an alpine butterfly knot.

References

  1. Ashley, Clifford W.. The Ashley Book of Knots. Published by Faber and Faber, 1993 — #1120 — ISBN 9780571096596
  2. The complete guide to knots and knot tying — Geoffrey Budworth — p.37ISBN 0-7548-0422-4
  3. Ashley, Clifford W. (1944). The Ashley Book of Knots, Doubleday, p.65, #409. ISBN 0-385-04025-3
  4. Les longes en spéléologie et descente de canyon Archived March 31, 2012, at the Wayback Machine (in French)
  5. Tom Moyer, Paul Tusting, Chris Harmston,(2000) Comparative Testing of High Strength Cord
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