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11 Cards in this Set
- Front
- Back
What is considered "small stuff"
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any line under 1-3/4" in circumference, determined by number of threads in a strand
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What are the line safety factors for a critical and
non-critical lift |
10-critical
6-non |
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How is breaking strength factored
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breaking strength = load X safety factor
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When fiber line exceeds ___ years, do not use for critical lifts
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5years
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What is the breaking strength for wire rope
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given by the manufacture, to obtain a safe working load you must add the safety factor
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What is the breaking strength when using running rigging
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1/5
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What is the breaking strength for standing rigging
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1/4
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What is the breaking strength for dynamic loads
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decreases 50% if used for beach gear the safety factor is 1.5 - 3
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What are the following knots used for:
1)square knot 2)bowline 3)becket bend 4)clove hitch 5)rolling hitch 6)stopper hitch |
1) used for bending two lines together
2) used when a loop is needed such as making an eye for mooring 3) will not jam and seldem pulls out 4) used as locking hitch to back up other hitches or bends 5) used for passing a stopper on a mooring line when shifting line from a capstan to a cleat or bitts 6) will not slide on sliippery spar or poles |
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What is a norman pin
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a steel rod or post that can be raised or lowered limit the sweep of a towline
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What is a hogging strap
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it limits the relative movement between the towline and the stern in both horizontal and vertical movement
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