NWSA TT1 Exam Questions With Answers

NWSA TT1 Exam Questions With |\ |\ |\ |\ |\




Answers


What is the minimum force that a positioning system
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anchorage must be able to withstand? - CORRECT |\ |\ |\ |\ |\ |\ |\ |\



ANSWERS ✔✔2 times the MAF(Maximum anticipated |\ |\ |\ |\ |\ |\



force) or 3,000 lbs |\ |\ |\




If a synthetic rope has a breaking strength of 6,600 lbs
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and a bowline knot is tied to make a lifting eye what is the
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maximum gross load that can be lifted? - CORRECT
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ANSWERS ✔✔660 lbs. Synthetic rope has a safety factor |\ |\ |\ |\ |\ |\ |\ |\ |\



of 10:1. That includes the weakening factor of the knot
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Exposure to ionizing radiation dopes what to the human
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body? - CORRECT ANSWERS ✔✔IR can change cells and
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molecules in biological organisms |\ |\ |\




When is a trained signal person necessary - CORRECT
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ANSWERS ✔✔When a crane can physically enter a |\ |\ |\ |\ |\ |\ |\ |\



powerline restricted area. |\ |\




What three ways can a capstan hoist be powered -
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CORRECT ANSWERS ✔✔Electric Gas and Hydraulic |\ |\ |\ |\ |\

, When using tape and butyl to weatherproof a ground kit
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what is a critical step in the process? - CORRECT
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ANSWERS ✔✔Always cut the tape with sciccors |\ |\ |\ |\ |\ |\




According to regulations, what is the maximum arresting
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force allowed to the human body? - CORRECT ANSWERS
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✔✔Maximum arresting force allowed on the body is 1800 |\ |\ |\ |\ |\ |\ |\ |\ |\



lbs. But our y-landyards reduce the force to half that
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What is the minimum number of ground kits installed in a
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single run - CORRECT ANSWERS ✔✔3. (1 at the top above
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the hoisting grip. 1 at the base of the tower on the
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vertical run, 1 at the cabinet) |\ |\ |\ |\ |\




how often must a fire extinguisher be inspected by a
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qualified person? - CORRECT ANSWERS ✔✔Annually
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What is a crown block? - CORRECT ANSWERS ✔✔Upper
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sheave assembly attached to the tower. Sheave assembly
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= pulley or block
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Exposure to Non IR does what to the human body -
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CORRECT ANSWERS ✔✔Has thermal effects on the body
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