CHST Exam Questions and Answers 100% Correct(RATED A+)

How much tolerance between lifting points when jacking the slab? - ANSWER-Half inch Welds achieve maximum strength - ANSWER-When cooled to air temperature Power trowels are not required to have dead man switches - ANSWER-True Do double insulated tools need be grounded? - ANSWER-NO Sound scale "weighing" is based on - ANSWER-Effects of the noise on the ear Ladder Jack scaffolds shall not exceed a height of - ANSWER-20ft Maximum height steel erection workers may free climb w/o fall protection? - ANSWER-15ft Employee owns own PPE, who is responsible for making sure it is maintained? - ANSWER-Employer Safety factor on wire ropes for suspended scaffolding? - ANSWER-6:1 You must use either GFCIs or? - ANSWER-A scheduled and recorded assured equipment grounding conductor program FIXED ladders must extend how far above working surface? - ANSWER-4ft Temporary ladders must extend how far above working surface? - ANSWER-3ft Best way to prevent trench cave-ins? - ANSWER-Shoring How many wires may be damaged in one strand of wire rope sling rope before it is taken out of service - ANSWER-5 in one strand of rope lay What order must you test atmosphere in confined space - ANSWER-Oxygen, Flammability, toxicity Noise dosimeter - ANSWER-TWA Noise exposure Order of precendence for returning a lockedout machine to operation? - ANSWER-1. Fully assembled, clear of workers, controls in neutral, clear of tag/lock What activity increases health hazards of asbestos? - ANSWER-smoking How many total wires may be broken in a wire rope sling in one lay? - ANSWER-10 randomly distributed What can cause dermatosis? - ANSWER-Prolonged exposure to sunlight or contact with chemicals Annual Training requirement for confined space rescue team? - ANSWER-CPR, entry training, rescue training Type C soil slope? - ANSWER-1 1/2:1