Ropes and Knots

Question 1

what are the 2 CFD approved Bends?

Answer 1

Water knot (ring bend)

Double fishermen’s knot/bend

Question 2

What are CFD’s 3 approved hitches?

Answer 2

Clove hitch

1/2 hitch

muter hitch

Question 3

What are the 10 CFD knots?

Answer 3

inline butter fly knot

handcuff knot

bowline knot

overhand safety knot

Figure 8 stopper, figure 8 on a bight, figure 8 follow through, figure 8 running loop

3-wrap prusik

modified truckers hitch

Question 4

In kenmantle rope, what percentage of load is the kern and sheath?

Answer 4

kern (core) is 75%, the shealth or braided covering is 25%

Question 5

What rope is made from twisting fibers together to form strands, then the strands are twisted together to make the final rope?

Answer 5

Working rope or Laid rope

Question 6

What rope is made by uniformly intertwining strands of rope together in a diagonal overlapping pattern?

Answer 6

Water rescue rope, or double braided rope

Question 7

What rope consists of a jacketed synthetic rope comprised of a braided covering over a core?

Answer 7

life safety rope, kernmantle rope

Question 8

How big is CFD’s static life safety kernmantle rope?

And what is it rated for?

Answer 8

12.5mm

and 40 kN or 9,900lbs

Question 9

What knot is used at the tag end of a 12m and 30m work rope bag through the eyelet to anchor the rope to the bag?

What knot is used at the tag end to make the end of the rope easier to retrieve?

Answer 9

overhand safety

figure 8 stopper

Question 10

What kind of webbing does CFD use? and what are the specs and uses?

Answer 10

25mm tubular webbing. Spiral weaved nylon in a tube with no seams.

17 kN,

used in securing patients, hasty harness and self rescue maneuvers

Question 11

What are the 3 finishing steps in Knot construction?

Answer 11

Dress: align and straighten the rope or webbing so it flows smoothly through turns and bights.

Set: To reduce slippage under load, hand-tighten each leg of the rope or webbing where it enters and exits the knot.

Safety: Tie and overhand safety knot on all running ends of the rope or webbing for extra safety and surety.

Question 12

What knot is multidirectional and can take a load in any direction and remain relatively easy to untie, even under load?

Answer 12

Inline butterfly

Question 13

True or false, the double fisherman’s bend can join different size ropes together?

Answer 13

True

Question 14

What are the two methods to apply the hasty harness?

Answer 14

1. Chalk line (for supine patient)

2. Standing (for self rescue)