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Details

Sapper Knots
19
Engineering
Professional
07/31/2011

Term
 SQUARE KNOT Class 1, Joining Knot [image]
Definition
 Purpose: The square knot is used to join the ends of two ropes of equal diameter together while under tension.   Checkpoints 1) Two interlocking bights 2) The running ends are on opposite ends of the knot and on the same side of the standing end. 3) Minimum 4" pigtails after the overhand safeties.
Term
 FIGURE OF EIGHT BEND   Class 1, Joining Knot [image]
Definition
 Purpose: To join ends of two ropes of equal or similar diameter no more than 5 mm difference in diameter.   Checkpoints 1) Two ropes running side by side in the shape of a figure wight. 2) The running ends are on opposite ends of the know and on opposite sides of the standing ends. 3) Minimum 4" pigtails and no twists.
Term
 BOWLINE Class 2, Anchor Knot [image]
Definition
 Purpose: To tie the end of a rope around an anchor point when you have alternating tension, or to form a fixed loop in a rope.   Checkpoints 1) A bight around the standing end of the rope held in place by a loop 2) The running end of the bight is on the inside of the fixed loop. 3) Minimum 4" pigtails after the overhand safeties.
Term
 CLOVE HITCH End of the Rope Class 2, Anchor Knot   [image]
Definition
 Purpose: To anchor the end of the rope under tension     Checkpoints 1) Two turns around the anchor with the diagonal locking bar in the opposite direction of the pull. 2) The running and standing ends exit the middle of the knot. 3) Safety the running end to the standing end with the two half hitches 4) Minimum of 4" pigtails.
Term
 ROUND TURN, TWO HALF HITCHES Class 2, Anchor Knot [image]
Definition
 Purpose: Used to tie the end of a rope to an anchor. This knot must have constant tension.   Checkpoints 1) A complete turn around the anchor point with no crosses. 2) Two half hitches in place by a locking bar. 3) Minimum 4" pigtails.
Term
 MIDDLE OF THE ROPE CLOVE HITCH Class 3, Middle of the Rope [image]
Definition
 Purpose: To form an anchor in the middle of the rope.   Checkpoints 1) Two turns around the anchor with a diagonal locking bar. 2) The running and standing ends exit the center of the knot.
Term
 DOUBLE FIGURE OF EIGHT KNOT Class 3, Middle of the Rope [image]
Definition
 Purpose: Used to form a fixed loop in a rope.   Checkpoints 1) Two ropes running side by side in the shape of a figure eight. 2) The knot forms a fixed loop. 3) Maintain a minimum of 4" pigtails and no twists.
Term
 MIDDLE OF THE ROPE PRUSIK Class 3, Middle of the Rope Knot [image]
Definition
 Purpose: To attach a movable rope to a fixed rope.   Checkpoints: 1) Two round turns with a perpendicular locking bar. 2) With a double figure eight stabilizing the knot no more than 6" away from the prussic. 3) The ropes between the prussic and the double figure eight have equal tensions.
Term
 FIGURE EIGHT RETRACE Class 4, Special Knot [image]
Definition
 Purpose: To tie the climbing rope around a fixed object or harness   Checkpoints 1) Two ropes running side by side in the shape of a figure eight 2) The knot will form a fixed loop around a fixed object or harness. 3) Minimum 4" pigtails and no twists.
Term
 THREE LOOP BOWLINE Class 4, Special Knot [image]
Definition
 Purpose: To form three fixed loops in a rope. Normally used as a anchor knot.   Checkpoints 1) Two bights around the standing ends, held in place by two loops. 2) The running end of the bight is on the inside of the two fixed loops. 3) Minimum 4" pigtail after the double overhand knot.
Term
 END OF ROPE PRUSIK Class 4, Special Knot [image]
Definition
 Purpose: To attach a moveable rope to a fixed rope at the end of a rope.   Checkpoints 1) Two round turns with a perpindicular locking bar. 2) Stabilized with a saftied bowline no more than 6" from the purssic. 3) The ropes between the prussic and the bowline have equal tension. 4) Minimu 4" pigtail.
Term
 MUNTAR HITCH Class4, Special Knot [image]
Definition
 Purpose: To form a mechanical belay   Checkpoints 1) A bight passing through a locked carabineer 2) The closed end of the bight is around the standing or running end.
Term
 RAPPEL SEAT Class 4, Special Knot [image]
Definition
 Purpose: Used to make a harness for climbing or rappelling   Checkpoints 1) Two overhands around the body, above the hips. 2) Ropes not crossed between the legs. 3) A half hitch on each hip over the waist rope. 4) Square knot on the guide hand side. 5) Minimum 4" pigtail after overhand safeties.
Term
 BOWLINE ON A COIL Class 4, Special Knot [image]
Definition
 Purpose: Used to secure a climber to the end of a climbing rope.   Checkpoints 1) A minimum of four wraps around the body not crossed. 2) A bight held in place by a loop. 3) The loop must be underneath all wraps. 4) Centered on the middle-line of the body. 5) Minimum of 4" pigtail after second overhand knot.
Term
 MIDDLE OF THE ROPE FIGURE EIGHT SLIP KNOT Class 3, Middle of the Rope [image]
Definition
 Purpose: To form an adjustable bight in a rope.     Checkpoints 1) The knot is in the shape of a figure eight. 2) An adjustable bight passes through one loop of the figure eight.
Term
 TWO LOOP FIGURE EIGHT KNOT Class 4, Special Knot [image]
Definition
 Purpose: Used to form two adjustable fixed loops in a rope.     Checkpoints 1) Two ropes running side by side in the shape of a figure eight. 2) The knot has two adjustable fixed loops. 3) The loops are adjustable by means of a common locking bar at the bottom of the knot. 4) Minimum 4" pigtails and no twists.
Term
 BUTTERFLY COIL WITH FARMER'S TIE OFF Class 4, Special Knot [image]
Definition
 Purpose: To prepare a climbing rope for carrying on the body. Checkpoints 1) Coils uniform and even, no greater than 6" difference. 2) A minimum of three turns around the coils with the first one locking on itself. 3) A double bight thru the top of the coils, securing the standing ends and dressed down. 4) A minimum of one wrap around the body and coils tied off with an unsaftied square knot. 5) Minimum 4" Pigtail.
Term
 WEB WRAP [image]
Definition
 Purpose: To attach a moveable piece of webbing to a fixed rope.     Checkpoints 1) A bight locked over a minimum of three turns 2) A knot is offset from the loop and compeltely out of wraps.
Term
 AUTOBLOCK KNOT [image]
Definition
 Purpose: To attach a moveable rope or webbing to a fixed rope that is easy to release.     Checkpoints 1) A minimum of four turns around the rope. 2) Both bights are in the carabineer. 3) The joining knot is offset and out of turns.
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