Knots and Rope Management Flashcards
Bight
A curved section or slack part between the two ends of a rope
Loop
A full circle formed by passing the working end of a rope over itself
Half-Hitch
A knot tied by passing the end of a line around an object, across the main part of the line, and then through the resulting loop
Running End
The end of the rope used to tie the knot
Standing End
The part of a rope not active in knot tying
Lay
The direction in which the strands of a rope twist
Pigtail
The part of the running end that is left after tying the knot
The Four Classes of Knots
Class I - End of the Rope Knots
Class II - Anchor Knots
Class III - Middle of the Rope Knots
Class IV - Special Knots
End of the Rope Knots
- Square Knot
- Tape Knot
- Double Fisherman
Square Knot
- Used to tie ends of two ropes of equal diameter together
- Secured by overhand knots
Tape Knot
- Used to tie secure webbing or tape runners
- Classic shoe tying knot
Double Fisherman’s Knot
- Used to tie two ropes of equal diameter together
- Self-locking
Anchor Knots
- Round Turn and Two Half Hitches
- Bowline
- Clove Hitch
Round Turn and Two Half Hitches
- Loop that runs around an object, providing 360 degree contact
- Used to distribute a load over a small diameter anchor
Bowline Knot
- Used to tie a fixed loop in the end of a rope
- Secured with an overhand knot
Clove Hitch
- Adjustable hitch
Middle of the Rope Knots
- Figure Eight Loop
Figure Eight Loop
- Strong knot
- Can be readily untied
Specialty Knots
- End of the Line Prusik
- Directional Figure Eight Loop
- Around the Body Bowline with Figure Eight Loop
- Military Rappel Seat
End of the Line Prusik
- Two outboard and inboard wraps put over a line and finished with a bowline
- Created with the standing end of the rope
Directional Figure Eight Loop
- Where the running end is going in two directions rather than one
- Will not pull apart when pressure is applied
Around the Body Bowline
- Used as a safety line during Special Patrol Insertion/Extraction (SPIE) operations
- Goes around the body under the armpits
Military Rappel Seat
- Used as improvised climbing/rappelling seat