Home Owner General Contracting Exam B.C. | 380 Questions with 100% Correct Answers | Verified | Latest Update 2024 | 63 Pages

At what depth of trench is shoring require / At what depth of an excavation is shoring required? - 1.2 Meters or 4 feet Which of the following is not an acceptable method for determining the correct grading for a trench? - An experienced excavator says it's ok Which best describes the design principle of rain water deflection? - Design and construction that prevents water from ever entering What lighting certifications are required in Canada? - CSA safety certification What grit of sandpaper would get smoothest result? (150 / 180/etc.) - The higher the grit, the finer/smoother the finish. When finishing a surface, you typically start with a low grit and work up to a high grit What is the maximum rise in a flight of stairs? - 3.7 meters or 12.14 feet What is the minimum distance that a ladder must extend above a parapet wall or landing? - 3 feet If you have a 4m ladder, how far from the wall does the base of the ladder have to be? - 75 degrees = 1 horizontal to 4 vertical so 1m. 4:1 ratio What heights are end dams to be on window and door flashings? - 25 mm / 1 inch (from BCBC) When to call for inspections and how to make them efficient as possible? - Group together when possible and call when work is complete