BC Housing Owner Builder Authorization Practice Exam

These questions are part of the practice quiz. Start practicing

• What is the primary function of water-resistant barriers (WRB) in construction?
• What is the insulation requirement between a garage and a home?
• What is your liability concerning subcontractors on your construction site?
• When should insulation inspection be called in a building project?
• What document is required to be submitted to WorkSafe BC before commencing construction?
• Why is it important for concrete to cure?
• At what height is a handrail or fall protection required?
• Which of the following statements about direct vent gas fireplaces is false?
• Where should a water heater be located for optimal use?
• Under what circumstances is a footing required?
• What type of roofing material offers the best resilience against west coast weather conditions?
• When can you sell an owner-built home?
• Who is responsible for ensuring that the electrical contractor works safely on the construction site?
• What term describes the performance of a specific task in a bar chart?
• Which component is used to prevent falls during construction?
• What is required before applying a peel and stick waterproof membrane on a foundation?
• What is the function of a fall restraint system?
• When should inspectors be called to ensure efficiency?
• What method can ensure that a house is square?
• After building your second house, how long must you wait to build your third house?
• Which certification is required for lighting safety in Canada?
• What should you do if your plumbing inspection fails?
• Where should vapour barriers typically be installed in a wall assembly?
• What is the purpose of the dam used on window flashing?
• What is one of the key features of using an HRV system?
• What does the R value measure in a material?
• Why is it crucial to provide allowance for wood movement in decking?
• Can an owner-builder pull a permit for plumbing?
• When should plumbing inspection be called?
• What is the conversion factor for 1 foot to meters?
• What type of drywall is necessary as a fire barrier between a garage and the floor above?
• What safety precaution is essential when storing hazardous materials?
• If the assessment value of your home increases by 150% in the first year, what should you do?
• What should be done if an electrical inspection fails?
• What is the maximum penalty under the HPA?
• When is it best to use sanded grout in tiling?
• How is header flashing best utilized in a construction project?
• What precaution is necessary to prevent water damage during roof installation?
• What is the required height for a construction fence around a site?
• What is the required height for railings for areas above 2 feet?
• What happens if the edge covering is omitted on a concrete tile roof?
• When framing in a direct vent gas fireplace, what is the critical consideration?
• What is true regarding metal roofing material?
• What must the principal of a farm corporation do to receive an HPO permit?
• What grit of sandpaper is most likely to provide the smoothest finish?
• What is the nail pattern for vertical and horizontal application of panel-type sheathing?
• For differential grades, what is the minimum run required for step footings?
• What type of insulation should be installed under a slab?
• What is a necessary feature for natural gas and propane fireplaces?
• What is the optimal method for addressing structural issues found during a construction project?
• For a room measuring 12' by 9', what is the length of a diagonal line drawn between two corners?
• What approach should be taken when choosing barrier materials for construction?
• What is necessary to confirm before the installation of plumbing materials?
• What is the moisture permeability rating of 6mm poly?
• Which type of fastener is suitable for wood treated with chromated copper arsenate?
• What action is taken if plumbing systems are found concealed without inspection?
• Which inspection is performed to ensure the framing is correctly installed?
• What should be done if subfloor joints are faulty?
• How should roofing be installed around a mortar chimney?
• What can be constructed under the owner-builder Homeowner Protection Office (HPO) process?
• What must be done before starting construction?
• How far away must an electrical meter be from a gas meter?
• What is one effective method to prevent new concrete from freezing in cold weather?
• In millimeters, how many millimeters are there in 1 inch?
• What is a common cause of a blister on a flat roof?
• What is the primary consideration when ensuring nailing patterns in beam construction?
• Where is safety glass required by code?
• When strapping vertical siding, how should the straps be oriented?
• What is the required headroom over stairs?
• What safety measure is essential when working from heights during construction?
• Having a big range hood might cause problems with?
• When is it appropriate to backfill a foundation?
• When should insulation be installed under a basement slab?
• How should sheathing be applied in construction?
• What is the minimum slope percentage required when using a balcony membrane?
• What is the best method for creating an expansion joint without using plastic strips?
• Who is responsible for issuing permits for a gas fireplace?
• What are the requirements for a handrail?
• Which statement best describes the third law of thermodynamics?
• How much support is required for floor joists into footing?
• Can you transfer your owner-built home to a family member in the first year?
• When can you install exterior house wrap?
• What aspect of construction logic does the owner-builder authorization primarily emphasize?
• What is the purpose of the insulation and vapor barrier inspection?
• Why shouldn't concrete and wood be used together when framing?
• Which material is commonly used as a vapour barrier in construction?
• When should insulation be inspected?
• Which of the following items is commonly associated with the requirements of the Builder's Act?
• When does the statutory protection provision not apply to an owner-built home?
• If water is backing up in a skylight, what should you do to fix it?
• What is the minimum concrete strength (in Mpa) specified for exterior applications such as carports?
• What is the best method to ensure a water-tight wall?
• What is considered the most energy-efficient movable window type?
• What does a pilot light in fireplaces indicate?
• How do you dry concrete if there is a sudden drop in temperature?
• What is the maximum rise allowed for stairs?
• Which of the following is NOT a situation under which permits would be required for a homeowner?
• Which two materials are most crucial for determining the strength of concrete?
• How should rigid insulation be installed in a cavity wall?
• What is the best way to attach drywall with screws?
• Why is it important to keep a worksite free of debris?
• What should be used before applying latex paint to new drywall?
• In which order should inspections typically be performed during construction?
• How much do asphalt shingles need to overlap the flashing for a roof valley?
• What is the primary purpose of conducting an insulation inspection?
• What is required for an interior access attic door?
• What is the permeability requirement for an effective vapour barrier?
• Under what conditions is a heat recovery ventilator (HRV) typically required?
• Which principle is essential for rainwater deflection?
• What is the best practice for eaves trough hanger spacing?
• What is the best way to make a duct energy efficient?
• At what depth of excavation is a ladder required to be provided?
• What is a common requirement for the installation of spray foam insulation?
• What is the minimum gap required for a rain screen to function effectively?
• When is the appropriate time to conduct a foot inspection?
• What is the primary use of H-clips in construction?
• What does the Window CSA coding not designate?
• What pattern should be used for nailing or screwing backer board?
• Which approach ensures proper safety checks on an electrical site?
• What is the primary purpose of end dams in construction?
• What is required of a gas fitter once a gas system installation is completed?
• When can an application for an occupancy permit be submitted?
• What is a significant reason clay tile roofing is not suitable for the west coast?
• Which type of flashing is recommended to ensure longevity?
• Under what condition is a chimney saddle required?
• What is the appropriate slope of a roof for installing clay cladding?
• What square is best to use to transfer a 35-degree slope from plans to work?
• What is the primary reason to use a pre-manufactured cap shingle?
• What is the maximum allowable rise in millimeters for a stair in a dwelling unit?
• What barrier must be placed between concrete form and base plate?
• What should you do when locking out a circuit?
• What are the installation requirements for a gas meter?
• Why is pilot light maintenance crucial in fireplaces?
• What factors should hood fans for ranges be based on?
• What is the maximum perm rating allowed for an exterior wall assembly?
• What load must balconies, decks, and other platforms be designed to carry?
• Which of the following is not a characteristic of house wrap?
• Which of the following components is not tested during a plumbing inspection?
• What feature differentiates XPS insulation from other types?
• When can WorkSafe BC visit your construction site?
• How should propane cylinders be stored on a job site?
• What is the minimum strength in megapascals (Mpa) required for concrete used in footings, walls, and foundations?
• How many days do you have to file a lien?
• When should electrical inspections be requested?
• What is the horizontal security blocking required on the side(s) of framed doors?
• When should an inspection be ordered for an external sewer line?
• What is the standard rise in stair design for a dwelling unit, stated in millimeters?
• When are sprinklers required in a single-family dwelling (SFD)?
• What inspection is done to ensure that the drywall is correctly applied?
• What is the most effective method for applying asphalt waterproofing on a foundation?
• What is the correct chimney clearance above the highest point within 10'?
• What is a significant restriction regarding the involvement of the owner-builder's brother-in-law in building projects?
• What is the specified height for end dams on windows and door flashings?
• What is the most appropriate method of bridging/blocking for a non-engineered floor?
• What is the best kind of paint for a kitchen?
• What can occur if end-closures are not installed on a concrete tile roof?
• How deep should the control joint be in a concrete slab?
• How many jobs can a sole sub-contractor complete before needing to be a licensed builder?
• Where should hazardous materials be stored for safety?
• Which type of window is known for having a life attachment or hinge?
• Which statement about pellet stoves is false?
• Which insulation type is considered the most efficient for framed walls?
• Where is diverting flashing typically used?
• What must a ladder extend above a parapet wall or landing?
• Where should a framer refer to find the nailing pattern for framing a header of a staircase?
• What type of footing should be used when building on sloped land?
• What is the minimum strength in megapascal (Mpa) required for interior flatwork concrete?
• How are H-clips beneficial in roof construction?
• Which critical step is essential for ensuring proper curing of concrete?
• When is fall protection needed at a lower height than normal?
• What is a recommended gap for effective moisture management in construction?
• What is a critical condition that must be avoided regarding moisture on flat roofs?
• If a bi-fold door hangs at the side jamb on the top, what can be adjusted to fix the issue?
• At what point should a framing inspection be called?
• When roof trusses turn up, how do you know what order they go?
• What are the reasons for requiring a minimum slope on a balcony membrane?
• Which of the following best describes a chimney flue?
• What is the minimum spacing recommended for deck boards to allow for wood movement and drainage?
• Can an owner-builder apply for their own electrical permit?
• What documents are required from WCB when hiring a sub-contractor?
• How many years on leased land are required to be accepted for owner builder authorization?
• What is the primary reason for using fasteners specifically approved by the lumber manufacturer?
• What is the maximum moisture percentage allowed in framing lumber?
• What is a component of the plumbing inspection?
• When should footing inspections be performed?
• Which gas is typically injected between the panes of high-efficiency windows for better insulation?
• What is the minimum rise for a flight of stairs according to safety standards?
• How much should asphalt shingles overlap when installing flashing for a roof valley?
• When should a vapour barrier not be installed?
• What is required when the depth of a trench reaches 1.2 meters?
• If the top of a window is 16" down from a 24" overhang, what should be installed?
• When is the best time to back fill?
• For garages and carports, what is the minimum concrete strength (in Mpa) required?
• Under the Builder's Act, what percentage of money can an owner hold back?
• Which is NOT a function of barrier materials used in construction?
• Where is it inappropriate to place a vent in a roof structure that requires ventilation?
• Which type of barrier is indicated as allowing moisture to diffuse while resisting bulk water?
• What should you refer to for nailing patterns in beam construction?
• What should be done to prevent moisture damage in insulation during construction?
• How far above the chimney should the flue liner protrude?
• When using spray foam insulation, what is essential to meet vapour barrier requirements?
• Which type of insulation is known for having the least moisture permeability?
• What is the first step in installing asphalt shingles on a roof?
• How many inches are there in 1 meter?
• How high must a ladder extend above a 4-foot trench?
• What should be employed when joists and beams contact bare concrete walls?
• Reflective insulation is specifically designed to manage which type of heat?
• What is the minimum acceptable depth for a beam support?
• What is the minimum horizontal overlap required for building paper?
• What is the best practice for framing a foundation?
• What do dashed lines on blueprints indicate?
• What is the correct method to square up a wall during framing?
• What regulation is most relevant to the safety of gas equipment installation?
• What must be done if a footer is dug 2 inches deeper than the required elevation?
• What is an important factor in making sure foundation waterproofing is effective?
• What is the minimum distance required between external in and out vents for HRV systems?
• Where is the appropriate location to vent Radon gas?
• Which of the following is the first order of inspection in construction?
• Why is Insulated Concrete Form (ICF) commonly used in construction?
• What is the minimum number of screws required in exterior door hinges that penetrate wood framing?
• What is a common method to prevent mitre joints from opening?
• In a fall policy, what is the correct order of priority?
• What is the ventilation requirement for kitchens and bathrooms in a home?
• How should EPS sheets be joined?
• Most heat loss in a building occurs through which feature?
• What is a pellet furnace designed to burn for heat production?
• Which of the following is not considered a proper roofing material?