1, male * * * building indoor and outdoor step width should not be less than 0.3m, step height should not be greater than 0. 15m, and should not be less than 0. 1m, and the step should be non-slip. Indoor steps should not be less than level 2. When the height difference is less than level 2, it should be set according to the ramp.
2. When the height of steps in crowded places exceeds 0.70m and the side faces the air, there should be protective facilities.
The ramp setting shall meet the following requirements:
1, indoor slope should not be greater than 1: 8, and outdoor slope should not be greater than 1: 10.
2. When the horizontal projection length of the indoor ramp exceeds 15m, a rest platform should be set, and the width of the platform should be determined according to the buffer space of the use function or equipment size.
3. The ramp used by wheelchairs should not be greater than 1: 12, and the difficult sections should not be greater than 1: 8.
4. The length of each bicycle ramp should not exceed 6m, and the gradient should not be greater than 1: 5.
5. Anti-skid measures should be taken for the ramp.