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What is the purpose of a cove or cant strip at a foundation joint? - ANSWER>>Deflect water from the foundation wall. A concrete masonry foundation wall extends below grade and will require parge coating using Portland cement mortar. What is the minimum allowable thickness? - ANSWER>>3/8

Typology: Exams

2024/2025

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Download Residential Contractor Practice Exam guide 2024 and more Exams Nursing in PDF only on Docsity! Residential Contractor Practice Exam guide 2024 How long will it take to excavate a trench that is 8 foot deep by 4 feet wide by 100 feet long? The hourly production rate is 40 BCY and the operator has average ability with an efficiency factor of 75%. - ANSWER>>4 hour What is the MINIMUM grade fall away from foundation walls? - ANSWER>>6 inches within the first 10 feet. What is the MINIMUM overlap for joints in the polyethylene film moisture barrier applied over the exterior of a below grade foundation wall? - ANSWER>>6 inches. Which is the first step that needs to be taken prior to starting any excavation work? - ANSWER>>contacting the local utility companies A foundation drain shall extend past the outside edge of the footing at least how far? - ANSWER>>12 inches What is the purpose of a cove or cant strip at a foundation joint? - ANSWER>>Deflect water from the foundation wall. A concrete masonry foundation wall extends below grade and will require parge coating using Portland cement mortar. What is the minimum allowable thickness? - ANSWER>>3/8 inch Before excavating for a new building, how should subsoil conditions be determined? - ANSWER>>conducting test borings What type fastener is NOT allowed when working above grade or below grade on wood foundations? - ANSWER>>Electrogalvanized steel. What is the minimum requirement for the compressive strength of concrete used in a garage floor in a severe exposure area? - ANSWER>>3,500 psi What is the MINIMUM thickness allowed for concrete slab on ground floors? - ANSWER>>3.5 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>>56 inches on center. Air-entrained concrete MUST be used for all of the following EXCEPT - ANSWER>>interior slabs on grade. Increasing the slump of concrete does which of the following? - ANSWER>>increases its wetness What is the diameter of number 5 rebar? - ANSWER>>5/8 inch. Unless otherwise specified, what is the standard guideline for spacing contraction joints to space them in feet? - ANSWER>>2 1/2 times the slab depth in inches What is the MINIMUM compressive strength for concrete used in a foundation wall that will be exposed to weather? - ANSWER>>2,500 psi. In general, what is the MINIMUM concrete covering for steel reinforcement in a footing? - ANSWER>>3.0 inches. A simple set of cleat stairs will be installed in a basement. The distance between the basement floor and the first floor is 8 feet. How many treads will be REQUIRED for these stairs? - ANSWER>>13 Which of the following is required for a 3 feet 8 inches wide by 4 feet long floor opening near the center of a wood-framed span? - ANSWER>>single header and double trimmer What is the MAXIMUM spacing for double floor joists that are separated to allow installation of piping? - ANSWER>>4 feet on center. A plank measures 3" x 16" and is 24 feet long. How many board feet of lumber are in 26 of these planks? (Round off to the nearest whole number.) - ANSWER>>2,496 Which of the following describes the tendency of lumber to shrink when it dries? - ANSWER>>more in width than length All of the following are benefits of platform construction as compared to balloon construction EXCEPT - ANSWER>>easier installation of plumbing and wiring. What is the required minimum length drywall screw for installing 1/2-inch gypsum board to wood studs? - ANSWER>>1 1/8 inches Medical records of work-related injuries to long-term employees MUST be kept for a MINIMUM of what duration after the employee leaves employment? - ANSWER>>30 years. What is the MINIMUM clearance that combustible insulation MUST have from recessed lighting fixtures, fan motors, and other heat-producing devices? - ANSWER>>3 inches. Where would the most specific information about the size and location of windows be found in a set of construction drawings? - ANSWER>>in the window schedule What protects a contractor from risk? - ANSWER>>Insurance What is the MINIMUM height for a stairway handrail? - ANSWER>>34 inches. Which are the two basic laws of construction estimating? - ANSWER>>low estimates decrease profits and high estimates decrease volume A contract refers to an insurance agreement that the contractor is required to have. This is considered to be which of the following? - ANSWER>>part of the contract Which of the following is the correct ratio for a structure drawn in a set of plans at 1/4 inch = 1 foot scale? - ANSWER>>1/48 actual size. How many inches should there be between a handrail and an adjacent wall? - ANSWER>>1 1/2 inches. A building has an area of 3,350 square feet and a roof slope of 3 in 12. The roof is to be covered with composite shingles at three bundles per square which can be purchased only by the whole bundle. To convert from plan area to actual roof area, use the following table: SLOPE MULTIPLY PLAN AREA BY 2 in 12 1.014 / 3 in 12 1.031 / 4 in 12 1.054 / 5 in 12 1.083 / 6 in 12 1.118 / 8 in 12 1.202 / 10 in 12 1.302 / 12 in 12 1.414 How many bundles of shingles are REQUIRED to roof the building? Do NOT make an allowance for waste, hips, valleys or starter courses. - ANSWER>>Between 100 and 105. In Seismic Design Category C, what is the MAXIMUM spacing for vertical reinforcement in masonry shear walls? - ANSWER>>10 feet. What is the minimum requirement for the placement of each tie in a block wall used with wood framing? - ANSWER>>2 2/3 square feet Brick is being installed where the temperature is above 80 degrees for the duration of the work. All mortar should be used within which maximum time from when it was mixed? - ANSWER>>2 and 1/2 hours Generally, how often will exterior brick surfaces that are painted require repainting? - ANSWER>>3 to 5 years For multiple-wythe masonry, what is the MINIMUM thickness of grout between masonry units and reinforcement? - ANSWER>>1/4 inch What is the MINIMUM thickness (nominal) for an 8 foot high hollow masonry foundation wall that is 4 feet below finish grade on the exterior? - ANSWER>>8 inches. What is the maximum allowable distance that a worker can reach down below the work surface before a personal fall arrest system is required? - ANSWER>>10 inches What is the minimum depth of a trench excavation in which a ladder is required to be provided? - ANSWER>>4 feet The edge of a scaffold platform that is not cleated shall extend over the centerline of the support by at least how many inches? - ANSWER>>6 inches If a jobsite walkway is required to have cleats due to its slope, what is the maximum allowable spacing for the cleats? - ANSWER>>14 inches What is the MINIMUM illumination for general construction area lighting? - ANSWER>>5 foot- candles. What is the minimum required overlap for scaffold platforms that are overlapped to create a long platform? - ANSWER>>12 inches What is the maximum allowable size of each mesh opening in a safety net? - ANSWER>>36 square inches Debris materials that are dropped more than 20 feet to a container outside a structure must be which of the following? - ANSWER>>dropped through a chute What type of insurance is needed for a partnership to insure that the business does NOT go out of business if one partner dies? - ANSWER>>Key Man A contractor uses funds paid by a project owner to purchase materials to start a different project and the contractor does not pay the laborers for work performed on the original project. What is this considered under the lien law? - ANSWER>>intent to defraud by the contractor What is the average collection period ratio for a firm that has $365,000 in annual revenues, $6,600 in current receivables, and net income of $32,000? - ANSWER>>6.6 What does a comprehensive general liability insurance policy protect a company against? - ANSWER>>An accident at the job site that damages the neighbor's house.