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VA CONTRACTORS LICENSE
QUESTIONS WITH CORRECT
DETAILED ANSWERS 2024.
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
Which of the following is a true statement about the effect of wet material when unloading a scraper? - ANSWER-It decreases dumping time
3 What is the requirement for the wood treatment of a sill, plate, or sleeper that is resting on an exterior concrete masonry foundation wall? - ANSWER-Member must be treated if it is less than 8 inches from the ground Wood plank roof decks should have a minimum nominal thickness of? - ANSWER-1 1/8 inches A wood foundation useless lumber treated in accordance with a AWPA C22 the lumper is cut in the field which of the following is true with regards to what must be done to the newly exposed surface! - ANSWER-It must be brushed dipped or soaked with copper naphthenate until no more copper napthenate is absorbed Containers used to store empty cans of flammable /volatile must be?? - ANSWER-Inspected by a competent person Ventilation for a hip roof should include? - ANSWER-Inlet opening in the soffit area of eaves What is the minimum net clear opening width for an egress window in a sleeping area? - ANSWER-20 inches The installation of clay roofing tile shall comply with? - ANSWER-aSTM C What is the minimum size landing that must be provided on a ramp? - ANSWER- 3x3 fr no less than 36 inches When using a portable extension ladder to access an elevated surface or an ingress or egress in an excavation the ladder side rails shall extend a minimum of? - ANSWER-3 ft What is the maximum riser height for an exterior stairway? - ANSWER-8 1/ inches What must be done after a structure is demolished? - ANSWER-Restoration of the established grades What is the best equipment to use for excavating deep trenches in soft soil? - ANSWER-Wheel Trencher
4 What is the minimum thickness for a concrete foundation for a masonry fireplace? - ANSWER-12 inches Lumber which is to be removed manually should be stacked a maximum of how high? - ANSWER-16 ft The grade away from foundation walls must be a minimum of? - ANSWER- inches in the first 10 feet What is a negative effect of combining dissimilar metal in construction? - ANSWER-Galvanic action Which of the following roofing coverings can be reinstalled? - ANSWER-Clay tile What is the minimum height for a guard rails for a balcony? - ANSWER- inches What is the minimum depth for an exterior concrete footing for a structure with an attached unheated garage? - ANSWER-Below the frost line What is the recommended overlap for a 6 inch plain bevel wood siding? - ANSWER-1 inch What is the typical exposure of a three tab asphalt shingle? - ANSWER-5 inches What is the minimum headroom required for a stairway? - ANSWER-6 ft 8 inches Portable drinking water containers provided by an employer must have a? - ANSWER-Tap What is the minimum roof slope required for installation of metal roof shingles? - ANSWER-3 units vertical in 12 units horizontal What is the minimum top edge height for a guard rail on a support scaffold placed in service after January 1, 2000? - ANSWER-38-45 inches above platform surface
When are decks required to have guard rails? - ANSWER-When deck is higher than 30 inches above ground What designation color is used to indicate underground electrical lines are present? - ANSWER-RED What designation color is used to indicate underground communication lines are present below? - ANSWER-ORANGE What materials are used in concrete mix? - ANSWER-Coarse aggregate, cement, water and fine aggregate
Look out our horizontal members that extend out end up a rake roof framing is generally what size? - ANSWER-2x When framing around a chimney what is the minimum Wood to masonry clearance required? - ANSWER-2 inches Window sizes for the designated structure are found on what document? - ANSWER-Window schedule
6 When installing an interior door frame, the frame must be? - ANSWER-Be flush with the wall finish on both sides What is the minimum bearing of a beam resting on a masonry wall? - ANSWER-3 inches What is the closest to the edge that a hole may be drilled in a floor joist? - ANSWER-2 inches What is required for the trimmers and headers of the lumber surrounding an opening for an attic drop down stair that measures 5 x 4-6! - ANSWER-Headers and trimmers must be doubled The end joints in the top plate are required to be offset by at least?? - ANSWER-24 inches A window used for second-floor emergency egress should have the following measurements? - ANSWER-Sill height 44 inches above floor and opening area of no less than 5.7 ft.² What is required to support masonry veneer above an opening? - ANSWER- Lintel What is the required area of glazing as a percentage of the floor area? - ANSWER-8 % What is the maximum slope allowed for a ramp? - ANSWER-1 in 12' What would show the front, back, right and left side of a structure? - ANSWER-Elevation What size window is required in a bathroom if there is no mechanical ventilation? - ANSWER-3 sq ft What is the term for the basic starting point of a building? - ANSWER- Benchmark What material is required for the door of an ash dump clean out? - ANSWER-Cast iron
7 What is the minimum number of toilet facilities required for work crew of 21? - ANSWER-One toilet seat and one urinal per 40 workers What is a palister? - ANSWER-A projection resembling columns Veneer ties shall be horizontally spaced apart no more than? - ANSWER-32 inches What is the required air space between the sheathing and the veneer? - ANSWER-Minimum of 1 inch and a maximum of 4 1/2 inches How many square feet of ventilation will be required for a 30' x 50' house constructed over a crawlspace with a class 1 vapor retarder installed over the ground surface? - ANSWER-1 sq ft What is the maximum allowable slope in type C soil? - ANSWER-1 1/2: What is the minimum period Between applying a finish coat for a three coat interior plaster after the second coat? - ANSWER-To finish coat within 48 hours What is the minimum distributed life load for a deck? - ANSWER-40 pounds per square foot Where is the frieze board located? - ANSWER-Under the soffit What is the minimum compressive strength of concrete for a garage floor slab in severe weathering? - ANSWER-3500 pounds per square inch, air entrained What is the maximum required set back of the face of a structure from the toe of a slope? - ANSWER-H/2 and 15 ft Concrete games 100% of its design strength and how many days - ANSWER- days A line on a drawing is composed of long and short dashes. What is the name of these lines? - ANSWER-Centerline A wall on a drawing with a scale of 1/4 equals 1 foot measures 5 1/2 inches. How long is the wall in feet? - ANSWER-22 feet
What is the minimum distance from edge of trench that is allowed to place materials and equipment? - ANSWER-2 feet The more R value means? - ANSWER-Slower the heat transmits our travels through it (materials ability to resist heat transmission) What is the maximum size of a building in a lot of 90 feet wide and 120 feet deep front setback is 30 feet, rare setback is 15 feet, and side setback is 10 feet? - ANSWER-70x
Using number to Southern Pine for floor joist, and living area, 16 inch on center, 10 PSF dead load, what size joist required for a span of 15 feet? - ANSWER-2 x 12 A minimum of how many fasteners are required for clay perimeter tiles? - ANSWER-One per tile What is the minimum lap or rabbeted horizontal wood siding? - ANSWER-Half an inch
9 How many inches minimum should be between a handrail and an adjacent wall? - ANSWER-1 1/2 inch A jack rafter is and nailed to a hip rafter. The minimum number of 16 D common nails should be used is? - ANSWER-Two What is the required minimum openable area to the outdoor for habitable room as a percentage of floor area? - ANSWER-4% Where is the release mechanism for a pool barrier located? - ANSWER-On the inside of the pool 3 inches from the top of the barrier What is the minimum slope of unsoldered seamed metal roofs without sealant? - ANSWER-Three units vertical in 12 units horizonta What is the range of slump for concrete used in the wall? - ANSWER-4 inches minimum 8 inches max What is the most common cause of injury on a construction site? - ANSWER-Falls In how many hours must a fatality be reported to OSHA? - ANSWER-Within 8 hours What is the maximum time between mixing and using water above 80°? - ANSWER-2 1/2 hours What plan would show the building lot with boundaries? - ANSWER-Site plans What is the maximum riser height and minimum tread depth for stairway built in Virginia? - ANSWER-8 1/4 inches and 9 inches How far must thermal insulation be kept from a recessed fixture exclosure? - ANSWER-3 inches What is the minimum size and location of rebar in a footing supporting a slab? - ANSWER-Two #4 and within the middle third of the footing depth What is the required height of the top of a foundation above the elevation of the street gutter on a graded site? - ANSWER-12 inches +2%
