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WorksheetsFBC: Stairs
Total questions: 15
Worksheet time: 9mins
Below are the functions of a stair, except.
To provide a degree of sound
insulation
To stabilized connection to the wall and slab structure
To provide a suitable means of
escape in event of fire
To allow vertical movement
safely from one level to another
Choose the correct terminology;
'The space in which the stairs and landings are
housed.'
Flight
Landing
Stairwell
Going
Choose the correct terminology;
'Protecting member usually parallel to the string and spanning between newel post.
It can be either fixed to a wall or supported on a balustrade.
Flight
String
Handrail
Baluster
Choose the correct terminology;
'The vertical height between two consecutive treads'.
Choose the correct terminology;
'The horizontal surface of a step on which the foot is placed'.
Choose the correct terminology;
'Platform between two flights where the level space
breaks up the vertical incline of a flight of stairs'.
Below are the disadvantages of tapered steps, except.
Hazard to the aged and very young because of the very small tread length at or near the newel post.
Difficult to carpet, requiring many folds or wasteful cutting.
Difficult to connect with main wall structure due to a rapid rise on the turn.
Difficult and expensive to construct.
Which stairs suitable to be used as a feature
for grand means of access in large buildings.
Spiral stair
Elliptical stair
UBBL 1984; By-law 106: Dimensions of staircases; stated that the dimensions of the rise
and the tread in any staircase shall be uniform and consistent throughout, where the rise shall be
not more than (a) mm
UBBL 1984; By-law 106: Dimensions of staircases; stated that the dimensions of the rise
and the tread in any staircase shall be uniform and consistent throughout, where the tread shall be not
less than (a) mm
Under UBBL 1984, what is the requirement for the LANDING?
The depths of staircase width shall be not less than the
landing of the staircases.
The depths of landings shall be not less than the
width of the staircases.
The depths of landings shall be not less than the
height of the staircases.
Below are the advantages of cast in-situ concrete stairs, except.
Boisterous
Offer flexibility in design
Better stability
Can be constructed to non-load bearing walls
According to UBBL 1984, By-law 107 on Handrails,
what is the required stair width for an intermediate handrail?
Stairs of width less
than 2.225m
Stairs width less than
1.1m
Stairs of width greater
than 2.225m
Stairs width greater than 1.1m
UBBL 1984; By-law 108; Maximum flights; stated that staircases in all other buildings shall have landing when .....
Riser is more than 6
Riser is more than 16
Riser is more than 4
Riser is more than 20
Below are the advantages of precast concrete stairs, except.
Economic in construction cost with standard design.
Saving in site space, since formwork storage and
fabrication space are no longer required.
Can usually be positioned and fixed by semi-skilled
labors.
Deceleration in construction.
