Square or as wide as the stairs but often should be larger to be more comfortable.
The head room in a staircase should not be less than.
Because the ceiling height in most lofts is lower than in other parts of the home there are special rules regarding staircases and headroom.
Sketch at left provided courtesy carson dunlop associates.
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In no instance should a stair be designed in a single run with a total rise of more than 12 feet.
General points to remember while constructing stairs.
Landings need to be at least 36 in.
The height of handrail should not be less than 800 mm and more than 900 mm.
They can provide architectural interest and help make a staircase more visually pleasing.
B a sign should be located at each level landing in the staircase.
Stair way headroom should be 12 or less between floors or restated the total rise for a set of steps between floors should be less than or equal to twelve feet.
These are minimums if you can achieve a 2 metre headroom then you should do so.
The distance between the tread and soffit of the flight immediately above it should not be less than 2 1 to 2 3 m.
To avoid having to install nosing the code requires the depth of the tread to be no less than 11 inches.
Head room minimum clear head room or the height of roof from any step of stairs should be 2 1 to 2 2 meter for easy movement of large furniture.
The bottom of the sign should be located not less than 1 5m above the floor of the staircase landing.
Nosing that is beveled should not exceed inch or the radius of curvature not more than 9 16 inch.
The projection of nosing shall not be more than 1 inches and no less than inch.
The pitch of long stairs should be made flatter by introducing landing.
Located or painted on the wall surface adjacent to the door on the staircase side.
The head room or clearance between the tread and the soffit should not be less than 2 m 7 2 feet so that even a taller person can use the staircase comfortably.
The pitch of stair should not be more than 37 degree in any type of stairs so that climbing the stairs is less tiresome and dangerous.
The shoulder should be no less than 1 8metres.
The head room in a staircase should not be less than.
The projection of nosing shall not be more than 1 inches and no less than inch.
The slope should not exceed 400 and should not be less than 250.
Provision of light the stairs should be well lighted with two ways.
Again the tolerance of treads or nosing should be no more than 0 37 inches.
This means landings could be required if the total rise height of a stairway is more than 12 ft.
The centre of the staircase should be no less than 1 9 metres from the ceiling.
Question is the head room in a staircase should not be less than options are a 3 5 m b 3 m c 2 10 m d 2 m e leave your comments or download question paper.
