What is the standard of hotel stairs?

1, indoor steps should be150× 300; The width of outdoor steps should be about 350, and the height-width ratio should not be greater than 1: 2.5.

2. The step width of public stairs in residential buildings should not be less than 0.26M, and the step height should not be greater than 0.175 m. ..

3. The width of residential stairs should not be less than1.1m (1.0M for those with railings on floors 6 and below), with a clear height of 2.2M The height and width of the steps should be designed according to the gradient of the steps and the size of human feet:

1, the gradient of the stairs is between 20 degrees and 45 degrees (not more than 38 degrees), that is, between1:2.75 ~1:1.

2. The width of the step should make people's feet fall on the step, and the height should be appropriate to ensure that the stairs have a suitable slope.

3, the height of the stair step should not be greater than 2 10mm, and should not be less than 140mm, step height at all levels should be the same, the calculated value can be selected according to appendix 3.

I hope it helps you.