Home Owner General Contracting B.C. Exam Solved 100% Correct!!

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 completeWhen is an HRV required? - Almost always: "Effective December 19, 2014 residential dwelling units, such as houses, apartments and secondary suites will be required to have a principal ventilation system that exhausts air from bathrooms and kitchens and supplies fresh air to bedrooms and living areas [9.32.3.3.]" "Some small dwelling units in mild climates are permitted to supply fresh air through passive vents [9.32.3.4.(6)], but for most dwelling units exhaust and supply will require a mechanical fan What can you build under the owner-builder HPO process - Single detached home under a single title. One single dwelling unit in or attached to a pre-existing building older than 10 years (includes the addition of a unit to convert a detached home to a duplex, or conversion of a duplex to triplex, or conversion of non-residential space to a dwelling unit). One single dwelling unit in or attached to a new non-residential building (one only per building, such as a caretaker suite or home built above a family-run store). Who issues permits for a gas fireplace? - Safety Authority → now call Technical Safety BC Which of the following is not allowed under the HPO owner-builder program? - New dwelling unit attached to building *newer* than 10 years old Can an owner builder take out his or her own electrical permit? - Yes - work up to 200A is allowed. Under what condition can an Owner Builder pull an electrical permit? - When the Owner Builder will be performing electrical rough-in only. Up to 200A 170V What is the best practice to apply asphalt waterproofing on a foundation? - Spray-on or roll on dry foundation with 2inch (max) below grade When is the appropriate time to backfill a foundation - After damp-proofingBest practice for waterproofing on foundation - Spray or roll 12 inch above grade on dry surface) What do you need to do when applying a peel and stick waterproof membrane foundation? - Use an approved primer before installing What is the distance of the gas vent to the roof in relation to the overhang? - The distance from the gas vent to the roof must be greater than the overhang of the roof.