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These 10 free GA-RLC questions are organized by exam domain, so you can see how each part of the Georgia Residential-Light Commercial Contractor License Exam blueprint is tested. Reveal the answer and explanation under each question.
A project specification requires engineered fill to reach at least 95% of the ASTM D1557 maximum dry density. The laboratory maximum is 122.5 pcf, and a field test reports 118.8 pcf dry density at acceptable moisture. What is the proper disposition of the tested lift?
Correct answer: C - Accept it because the measured compaction is approximately 97%
Fresh concrete has been struck off and bull-floated, but a continuous sheen of bleed water remains on the slab. The finishing crew is ready to begin power troweling. Which action best protects the finished surface?
Correct answer: D - Wait until the bleed water has evaporated before continuing the finish
Interior staining recurs at both upper corners of a window in anchored brick veneer. Through-wall flashing above the lintel and open weeps are present, but the flashing stops at the jambs without end dams and is not integrated with the jamb flashing. Which correction most directly addresses the defect?
Correct answer: C - Add end dams and integrate the flashing with the jamb drainage plane
At midspan of a solid-sawn 2x10 floor joist, an electrician proposes a 3-inch round hole centered vertically. The hole is within the one-third-depth limit, leaves more than 2 inches to the top and bottom edges, and is more than 2 inches from any other cut. Which determination is correct?
Correct answer: B - The hole is permitted because it is under one-third of the depth and more than 2 inches from both edges
A vaulted living room is framed with opposing rafters, but the ceiling joists and lower-third rafter ties shown on the conventional detail have been omitted to keep the ceiling open. Which framing change provides the appropriate load path for the rafter reactions?
Correct answer: D - Use a structural ridge beam with reactions carried to posts and foundations
A reroofing crew is preparing a 3:12 roof for asphalt shingles using the prescriptive felt-underlayment method. Which installation satisfies the low-slope underlayment requirement?
Correct answer: A - Install a 19-inch starter strip at the eave, then 36-inch strips with 19-inch horizontal laps
The ground floor of a three-story mixed-use building contains a 70-seat restaurant with a commercial kitchen. The two upper floors contain nontransient apartments. For IBC occupancy analysis, how should these portions be classified?
Correct answer: D - Group A-2 for the restaurant and Group R-2 for the apartments
A new parking facility contains 550 total spaces. Using the requirement of 2% accessible spaces for facilities with 501 to 1,000 spaces, and at least one van space for every six accessible spaces or fraction of six, what is the minimum compliant allocation?
Correct answer: B - 11 accessible spaces, including 2 van-accessible spaces
During final inspection, a water heater is operating with a threaded cap installed on the end of its temperature-and-pressure relief discharge pipe because the valve had been dripping. What should be done first?
Correct answer: A - Shut down the heater, remove the cap, and correct the discharge before restoring service
A trench is 4 feet 6 inches deep. A competent person has inspected it, found no indication of a potential cave-in, and determined that no hazardous atmosphere is reasonably expected. Employees will work at several points along the trench. What is required before entry?
Correct answer: C - Provide a ladder, stairway, ramp, or other safe egress within 25 feet of lateral travel
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