40 Questions
What is the maximum slope of a ramp for an exterior ramp?
1 in 10
According to the National Building Code of Canada 2015, what is the minimum width of ramps, stairs, and doorways serving patients' or residents' sleeping rooms?
900 mm
What is the maximum slope of a ramp for an industrial occupancy?
1 in 6
According to the National Building Code of Canada 2015, what is the maximum number of storeys that a Group B, Division 3 occupancy can have if it serves more than 10 residents?
2
What is the maximum slope of a ramp for all other occupancies?
1 in 8
According to the National Building Code of Canada 2015, what is the minimum headroom clearance required for doorways?
2,030 mm
What is the minimum run between successive steps for stairs, except for dwelling units and fire escapes?
280 mm
According to the National Building Code of Canada 2015, what is the minimum fire-resistance rating required for exit separations?
45 min
What is the maximum rise between successive treads for steps in stairs referred to in Sentence (1)?
180 mm
According to the National Building Code of Canada 2015, under what conditions is an exit from a floor area permitted to lead through a lobby?
If the adjacent rooms contain a care, residential, or industrial occupancy
When are exit stairs required to have cumulative width?
When serving interconnected floor space
What is the minimum area of treads and landings required for each occupant of the interconnected floor space, in order for the stairs to not require cumulative width?
0.3 m2
What is the maximum contribution of each exit towards the required exit width when multiple exits are required?
One half
Which table in the text provides the minimum widths of exit corridors, passageways, ramps, stairs, and doorways for Group A, Group B, Division 1, and Groups C, D, E, and F occupancies?
Table 3.4.3.2.-A
What is the minimum width of exit corridors for Group B, Division 2, and Division 3 occupancies?
900
According to the National Building Code of Canada, which type of occupancy requires an exit sign with an arrow indicating the direction of egress when no exit is visible?
Group A or B major occupancy
In which types of occupancies should an exit sign be placed over or adjacent to every egress doorway from rooms with an occupant load of more than 60?
Group A, Division 1 occupancies
What is the maximum vertical rise of stairs allowed between floors or landings in a building more than 2 storeys in height?
3.7 m
How wide should a landing be in a straight stairway or a stairway that turns less than 90°?
1 100 mm
How many handrails should be provided on curved flights of stairs?
One
Which of the following is NOT a requirement for an exterior exit passageway?
The passageway must have a fire-resistance rating.
Which of the following is NOT permitted to open onto a lobby?
Fire separations with a fire-resistance rating
Which of the following is NOT a permitted opening in a fire separation that separates an exit from the remainder of the building?
Fuel-fired appliances
Which of the following is NOT a requirement for an exit sign?
Conformance to ISO 7010 for specific symbols
Which of the following is NOT a requirement for circuitry serving lighting for externally and internally illuminated exit signs?
Being constructed in conformance with CSA C22.2 No. 141
According to the National Building Code of Canada 2015, which of the following is true about handrails on stairs, aisles with steps, and ramps?
The height of handrails shall be measured vertically from the top of the handrail to the surface of the ramp, floor, or landing served by the handrail.
According to the National Building Code of Canada 2015, what is the minimum and maximum outside diameter for handrails with a circular cross-section?
Not less than 30 mm and not more than 43 mm
According to the National Building Code of Canada 2015, what is the minimum and maximum perimeter for handrails with a non-circular cross-section?
Not less than 100 mm and not more than 125 mm
According to the National Building Code of Canada 2015, what is the minimum and maximum height for handrails on stairs, aisles with steps, and ramps?
Not less than 865 mm and not more than 1 070 mm
According to the National Building Code of Canada 2015, when are handrails required to be continuously graspable throughout their length?
On a ramp and a flight of stairs, from the bottom riser to the top riser
True or false: The maximum slope of a ramp in any assembly, care, treatment, detention or residential occupancy is 1 in 10?
True
True or false: The maximum slope of a ramp in an industrial occupancy is 1 in 6?
True
True or false: The maximum slope of a ramp in all other occupancies is 1 in 8?
True
True or false: The maximum slope of an exterior ramp is 1 in 10?
True
True or false: Steps for stairs, except for dwelling units and fire escapes, must have a run of at least 280 mm between successive steps?
True
True or false: Steps for stairs must have a rise between successive treads of at least 125 mm and not more than 180 mm?
True
True or false: Steps for stairs, except for fire escape stairs and stairs used for maintenance and service, must have no open risers?
True
True or false: The maximum slope of a ramp for an industrial occupancy is 1 in 10?
False
True or false: Handrails on stairs, aisles with steps, and ramps must be continuously graspable throughout their length?
True
True or false: The maximum rise between successive treads for steps in stairs referred to in Sentence (1) is 180 mm?
True
Test your knowledge of ramp slope requirements and stair design in building codes. Answer questions about maximum slopes for different occupancies and the specifications for steps in stairs.
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