B2-Codes/Bylaws Flashcards
What is the minimum sound transmission class (STC) rating between dwelling units?
50
What is the minimum height of guards on a deck not more then 1.8 m above adjacent ground level?
900 mm
What is the maximum spacing for the attachments of handrails?
1.2 m
How much natural unobstructed ventilation is required in a combination living-dining room area in a dwelling unit?
.28 m2
What is the code reference that describes the location of warm-air supply outlets in finished rooms in a dwelling unit?
9.33.6.12 (1) & (2)
What is the minimum thickness of lumber of plywood treads for stairs within a dwelling unit where the distance between the stringers is less than 750 mm?
25 mm
What minimum clearance is required between wood siding and grade?
Question 7
200 mm
What is the minimum acceptable strength for unreinforced concrete in the exterior steps?
32 MPa
What is the minimum distance that the joints in the top plates of a loadbearing wall should be staggered?
At least one stud spacing
What is the distance of windows to the adjacent ground at which the requirements for resistance to forced entry?
2.0 m
What is the required attic venting for a 10 m x 20 m house with a roof slope of greater than 1 in 6?
0.66 m
What is the maximum allowable backfill depth above the basement floor of a laterally supported 150 mm foundation wall, 2.6 m high using 15 MPa unreinforced concrete?
Question 12
1.5 m
What is the required size of a lintel spanning 1.82 m (6’) supporting the roof and ceiling load and one storey in a building using No. 2 S-P-F and a 1 kPa snow load?
38 x 184 mm (2-2 x 8)
What is the maximum allowable span for a lintel made up of two-38 mm x 235 (2 x 10) Hem-Fir members in an exterior wall with non-structural sheathing supporting a roof without attic storage and 1 kPa snow load?
2.78 m
What is the maximum moisture content acceptable in lumber used in construction?
19%
What is the maximum deflection allowable in roof trusses supporting a gypsum board ceiling?
1/360 of the clear span
What is the minimum width of a bathroom door in a single-family home with one bathroom having a hallway of 900 mm?
760 mm
What is the minimum height of a guard located in a dwelling unit excluding stairs and landing?
Question 18
900 mm
What is the maximum spacing for spindles located in guards on landing in a stair serving not more than one dwelling unit?
100 mm
What is the minimum plywood thickness acceptable as roof sheathing on trusses spaced 600 mm (24”) O.C., with edges supported by H clips?
9.5 mm (3/8 in)
The parts of the British Columbia Building Code that carpenters are concerned with most often are
Fire Protection, Occupant Safety and Accessibility Part 9: Housing and Small Buildings
What is required in order to use a section of a municipality’s sidewalk for construction purposes?
hoarding permit
Travel distance required to reach an exit is based on building use, floor area, and occupant load. In what type of building is a greater travel distance allowed?
sprinklered
What is the minimum exit width for passageways, corridors, and ramps for public use?
1100
What are the fire resistance ratings and clean air supply ventilation requirements for fire- protected areas defined as refuge areas?
one hour and two hours
What it the maximum slope of a ramp for assembly, care or detention, and residential occupancies?
1 in 10
What is the standard minimum width of ramps required for persons with disabilities?
1500 mm
Guards must be installed on a floor level, ramp or stair when there is a risk of falling more than which of the following dimensions?
600 mm
What is the required height of guards if the distance from the walkway to the ground is less than 1.8 m?
900 mm
What is the occupancy classification of hotels and motels?
Question 30
Group C occupancy
Under the BCBC, classrooms for assembly uses would have an occupant load of one person per every 1.85 m². If the classroom floor area were 5.4 m x 8.2 m, what would the occupant load be?
Question 31
24
