Stairs At Metro Station - Printable Version

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Stairs At Metro Station - FDArchitects - 07-31-2014

Stairs At Metro Station

(a)All steps in a flight of stairs should have the same dimensions.

(b)Tread of steps should be minimum 300 mm.

©Riser shall not be more than 150 mm.

(d)Hand rails shall be provided at a height of about 900 mm.

(e)Step noses shall be rounded and color contrasted.

(f)Minimum width of stairs shall be 1500 mm.

(g)Minimum head room over a stair shall be 3.0 m.

(h)The stairway must be well lit.

When a stair runs along side of an escalator, the angle of stair nosings shall be aligned with those of the escalator and should be below the line of the escalator treads.

For fire escape stairs, relevant provision of NFPA 130 shall apply.

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