NWSA TTT Written Exam with Questions and Answers

NWSA TTT Written Exam with Questions and Answers What is the minimum force that a positioning system anchorage must be able to withstand? ANSWER 2 times the MAF(Maximum anticipated force) or 3,000 lbs If a synthetic rope has a breaking strength of 6,600 lbs and a bowline knot is tied to make a lifting eye what is the maximum gross load that can be lifted? ANSWER 660 lbs. Synthetic rope has a safety factor of 10:1. That includes the weakening factor of the knot Exposure to ionizing radiation dopes what to the human body? ANSWER IR can change cells and molecules in biological organisms When is a trained signal person necessary ANSWER When a crane can physically enter a powerline restricted area. What three ways can a capstan hoist be powered ANSWER Electric Gas and Hydraulic When using tape and butyl to weatherproof a ground kit what is a critical step in the process? ANSWER Always cut the tape with sciccors According to regulations, what is the maximum arresting force allowed to the human body? ANSWER Maximum arresting force allowed on the body is 1800 lbs. But our y-landyards reduce the force to half that What is the minimum number of ground kits installed in a single run ANSWER 3. (1