virginia hic exam questions with correct answers

virginia hic exam questions with correct answers The MINIMUN length drywall screw for installing 1/2 inch gypsum board to wood studs is -Correct Answer-1 1/4 inches What is the MINIMUM breaking strength required of safety belt lanyards -Correct Answer-5,400 pounds What is the MINIMUM clearance that combustible insulation MUST other heat-producing devices -Correct Answer-1 inch What is the MAXIMUM flame spread index for insulation materials -Correct Answer-25 The amount of water per sack of cement is what controls all EXCEPT -Correct Answer-Wear resistance The escape device for a trench over 4 feet deep MUST be within a MAXIMUM of -Correct Answer-25 feet of the worker What is the correct sequence for installing a bi-fold door -Correct Answer-Top track, lower track, insert bottom pivot, insert upper pivot What is the MINIMUM height for a stairway handrail -Correct Answer-34 inches How MUST rafters be framed to each other -Correct Answer-With rectangular ties The nailing holes in aluminum and vinyl siding are elongated to allow for -Correct Answer-Expansion and contraction