![]() ![]() Stairway landings should not be less than the width of the stairway.Adjacent flights should be connected by a landing.A single flight should have a minimum of two risers and maximum of 18 risers.It is recommended the angle be between 30 and 38 degrees. The angle of stairways should be between 20 and 45 degrees to the horizontal tread. Nosing/edge of step should be slip resistant, in good condition and clearly visible against the background (in all lighting conditions).A tread surface should be slip resistant.A tread should extend across the full width of the stairway.Design requirements for stairs and steps 1Īll risers and goings on the same flight of stairs should have uniform dimensions within a tolerance of ±5 mm. Use this information to reduce falls on stairs and steps at your workplace.Īs risk management guidance, this is not intended to replace the need to refer to relevant building codes and standards depending on your particular circumstances.
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