QUESTIONS AND ANSWERS 100%
CORRECT
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
The first step that needs to be taken prior to starting any excavation work is -
ANSWER-contracting the local utility companies
What is the MAXIMUM distance horizontal reinforcement can be placed from the top
of a masonry partition wall - ANSWER-16 inches
What is the MINIMUM vertical reinforcement spacing for a reinforced concrete
foundation wall that is 7 feet high and 10 inches thick on type SP soil - ANSWER-48
inches on center
A third stairway stringer should be used when the stair width exceeds - ANSWER-30
inches