virginia hic Exam Questions With Correct Answers

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