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Mixed Knot

BendIntermediate
Also known as:Different Diameter Bend
Mixed Knot

Description

The mixed knot is specifically designed to join two ropes of significantly different diameters. It uses a structure that grips the thinner rope with multiple contact points while accommodating the bulk of the thicker rope. The knot prevents the thinner rope from slipping through.

Common Uses

Used in rigging, towing, and industrial applications where ropes of dissimilar sizes must be joined securely.

When to Choose This Knot

Choose this knot when joining two rope ends. Bends work best when rope diameter, material, surface texture, and expected load are considered together.

Safety Notes

  • Avoid joining ropes of very different diameter or stiffness unless the bend is designed for that purpose.
  • Set both sides evenly and leave enough tail on each rope.
  • Do not use an unfamiliar bend in a life-safety system without supervised practice and inspection.

How to Tie

  1. 1Form a bight in the thicker rope.
  2. 2Pass the thinner rope through the bight and wrap around the thick rope's standing part multiple times.
  3. 3Tuck the thin rope's end back through the wraps.
  4. 4Pull both standing ends to set the knot.
  5. 5Test that the thinner rope is securely gripped.
Mixed Knot step 1Mixed Knot step 2

Common Mistakes

  • Tying the two sides asymmetrically.
  • Using a bend for a slippery cord without adding the required backup or stopper.
  • Assuming a bend that works in dry rope will behave the same when wet, icy, or dirty.