Staircase handrail size how much
The height of the handrail surface is related to the slope of the stairs (15. ~ 30. Take 900, 30. ~ 45. Take 850, 45. ~ 60. Take 800, 60. ~ 75. Take 750);
Staircase rest platform beam and the lower part of the net height of the channel should not be less than 2000mm, the height between the stairs should not be less than 2200mm.
When the width of the staircase is greater than 1650mm (three streams), there should be additional wall handrails. When the width of the staircase is more than 2200mm (four strands), the middle armrest should be added.
The level of the body railings should not be less than 1050mm;
Staircase handrail size how many indoor staircase handrail height, from the step center line up to the armrest epithelium should not be lower than 900. level handrails more than 500 long, the height should not be less than 1000. Outdoor common staircase railings height should not be less than 1050, Residential should not be less than 1100. Stairwell width greater than 200, should not use children easy to climb the grid. Railings vertical bar between the clearance should not be greater than 110. Railings, handrails or plane transfer, should keep the connection should not be less than 90cm, horizontal section length greater than 50cm height of not less than 1.05m, should be from the front of the stepping (that is, the corner of the corner) began to count, norms have provisions...
