Va Contractors License Questions & Answers(RATED A)

What is the minimum distance from exposed ground for a wood framing member that is in contact with?? -ANSWER 24 inches What is the maximum allowed slope for the top surface of a footing? -ANSWER None Where should a drip edge be used? -ANSWER Beneath the underlayment What is the minimum height for guard rails for balcony? -ANSWER 36 inches What test is performed to determine the drainage capacity of a soil? -ANSWER Perculation test- Perc Test What is the minimum width of footings used for a one story structure build on claye sand soil used in conventional light frame construction! -ANSWER 12 inches What is the maximum allowable span for a three ply 2" x 12" build up floor girder for an interior bearing wall in a one story frame home 28 feet wide? -ANSWER 8 ft 10 inches When a joist is notched at the bottom to bear on a ledger the notch in the joist should be a maximum of ? -ANSWER 1/4 of the depth of the joist When are roof drains required? -ANSWER When the roof has parapet walls What are the actual measurements of a standard size modular concrete block ? -ANSWER 7 5/8 in height and 7 5/8 width times 15 5/8 length In re-roofing applications metal flashing to which bituminous materials are to be adhered shall be? -ANSWER Primed Soil that has expansion characteristics should? -ANSWER Should not be used for Backfill Concrete cured with a proper moisture and a favorable temperature typically achieves what percentage of specified compressive strength after 7 days ? -ANSWER 60-75% The minimum headroom for a stairway is measured vertically from the ? -ANSWER Sloped plane a adjoining the tread nosing What is the maximum spacing between studs of a 2 x 4 framed interior partition supporting roof and ceiling only? -ANSWER 24 inches What is assumed to be the load bearing capacity of clay soil if no test are required or made? -ANSWER 1,500 pounds per square ft Who is responsible for training employees about the hazards of working in confined spaces? -ANSWER Employer What is the maximum on center spacing of vertical reinforcement for a 12 inch nominal thickness reinforced concrete foundation wall? -ANSWER 72 inches A trench must have an adequate protection system if its depth is a minimum of how many feet? -ANSWER 5 ft How many bundles of three tab shingles are contained in a square of roofing? -ANSWER Three Who should inspect a trench daily for safety? -ANSWER A competent person What is the first thing an individual should check before entering a confined space? -ANSWER Availability for breathable air