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 - Answer5,400 pounds What is the MINIMUM clearance that combustible insulation MUST other heatproducing 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 - AnswerExpansion 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 - Answercontracting 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 Unless otherwise specified, the standard guideline for spacing contraction joints is to space them in feet - Answer- 2 times the stab depth in inches What is the MINIMUM lap of riveted horizontal lap siding - Answer- 1 inches For multiple-width masonry (mampostería de ancho múltiple) what is the MINIMUM thickness of grout between masonry units and reinforcements? - Answer- 1/4 inch What is the MAXIMUM dimension of the ventilation coverings for under-floor space - Answer- 1/4 inch The MOST specific information about the size and location of windows would be found in a - Answer- Floor plan What is the MINIMUM illumination for general constructions area lighting - Answer- 5 foot candles in drywall 3 trim is used to - Answer- provide a finish edge What is the MINIMUM number of anchor bolts REQUIRED for anchoring a 12 foot section of wood still plate to a foundation - Answer- two bolts What is the MINIMUM square footage of net clear opening area for an egress window in a second floor sleeping area - Answer- 5.70 square feet Which window type consists of an upper and a lower sash that slide vertically in the side jambs - Answer- Double hung windows Damp proofing on below-grade masonry foundation walls shall extend from the top of the footing to - Answer- 6 inches above the finished grade Scaffolds MUST remain a MINIMUM of how many feet from a 50-kV power line - Answer- 10 feet The REQUIREMENT for the thickness of masonry unit bed joints for the second course shall be - Answer- 3/8 inches What is not REQUIRED in exterior non bearing walls - Answer- a singles flat 2" x 4 member for opening up to 8 feet wide What is the typical exposure of 3-tab asphalt shingles - Answer- 5 inches A lengthwise grain separation between or through the growth rings of lumber is called a - Answer- Shake