Knot Efficiencies Flashcards
(29 cards)
1
Q
No knot/Tensionless hitch
A
0%
2
Q
Eye splice
A
10%
3
Q
Half hitch/timber hitch
A
35%
4
Q
Volume 3 bowline vs Book 29 bowline
A
Volume 3= 40%
Book 29= 65%
5
Q
Clove hitch
A
40%
6
Q
Square knot
A
50%
7
Q
Overhand knot
A
55%
8
Q
Figure 8 stopper knot
A
75%
9
Q
Figure 8 follow through
A
80%
10
Q
Figure 8 on a bite
A
80%
11
Q
Figure 8 bend
A
80%
12
Q
Double figure 8 on a bite
A
80%
13
Q
Double overhand/Double fisherman
A
80%
14
Q
Waterknot/Overhand bend
A
65%
15
Q
Butterfly knot
A
75%
16
Q
Single cliff picket
A
700 lbs
17
Q
1-1 cliff picket
A
1400 lbs
18
Q
1-1-1 cliff picket
A
1800 lbs
19
Q
2-1 cliff pickets
A
2000 lbs
20
Q
3-2-1 cliff pickets
A
4000 lbs
21
Q
Completed knot should have a tail how long?
A
18”
22
Q
Working strength of equipment line?
A
2600 lbs
23
Q
Breaking strength of equipment line?
A
13,000 lbs
24
Q
Empty line up uses what knot?
A
timber hitch 6’ back from nozzle
25
Empty line down uses what knot?
timber hitch 6' back from nozzle, half hitch inches behind nozzle, half hitch around nozzle
26
Loaded line up uses what knot?
Running bowline 12' back from nozzle, half hitch 6' back of nozzle, half hitch 6" back from nozzle
27
SKED vertical lifting rope size, length, and breaking strength?
3/8 PMI kernmantle, 30’ long, 5,265 breaking strength
28
SKED horizontal lifting sling material, and rating?
Nylon rated at 9,000 lbs
29
SKED Nylon tow straps length
6’
