Residential Handrail Height Australian Standard
Olivia Luz
The main query we receive is whether existing railing needs to be modified to meet the current building code if it was built prior to the current code and met relevant requirements in place at the time of construction.
The pitch angle should not be less than 26 5 degrees and not greater than 45 degrees. Regarding the width and angle of the slope stairways shall not be less than 600 mm wide measured between the edges of the safety handrails. Stairs need to have. Australian standards for stairs and handrails outline that staircases need handrails on all exposed sides unless there s a fixed structure within 10cm of the stairway.
Handrail heights are measured from the nosing line or finish floor height to the top of the handrail. Handrails must be at same level throughout the stair ramp no more than 1000mm or no less than 865mm high throughout. The disability australian standards codes are required in addition when disability access is needed to the premises. Where circular metal handrails are provided external diameter shall be 30mm to 65mm.
For more information see section r311 7 of the 2015 international residential code for a more in depth look at stair requirements. The cross section of the handrail must be circular or elliptical with a height and width of not less than 30mm or greater than 50mm for 270 around the uppermost surface. The height must not be less than 865 mm above the nosing s of the stair treads or the floor of a ramp. Stairways wider than 1 metre need a handrail on both sides.
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Handrail specifications the height of a proper handrail must range from 900 mm to 1100 mm and should be consistent throughout the stairway ramp or landing. Balustrade and railing height regulations one of the most common searches on this site is in regards to the legal heights of balcony railings and balustrades. Handrail height to be placed a minimum 34 inches to 38 inches. There must be a minimum 50mm space between the handrail and the wall and a 270 degree clearance on handrail is required at all times.A minimum loading of 2 5 kpa. Residential stair code standard stair dimensions building code for stairs stair width stair riser height stair tread depth. The height of a handrail above the floor or the nosing of a stair tread shall be between 900mm and 1100mm. The height must not be less o 1 m above the floor of any access path balcony landing or the like see ncc figure 3 9 2 2 and figure 3 9 2 3 or.
Where fall from height is significant it is recommended to increase the height of the guardrail to at least 1000 mm.
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