There are many places to pay attention to the design of the stairs. The design of the stairs is for the purpose of safety. Different places have different design for the stairs. Let's take a look at it with Xiaobian!
The public stairs and ramps in the business section shall meet the following requirements:
1. The net width of each step of the indoor staircase shall not be less than 1.40m, the step height shall not be greater than 0.16m, and the step width shall not be less than 0.28m;
Second, the step height of the outdoor step should not be greater than 0.15m, and the step width should not be less than 0.30m;
The step height of the passenger stairs in the station should not exceed 0.15m; the step width should not be less than 0.3m.
The step width of indoor and outdoor steps of public buildings should not be less than 0.30m, the step height should not be greater than 0.15m, and should not be less than 0.10m.
Stair step height-to-width ratio is determined according to the requirements of the slope of the stairs and the natural stride (step) requirements of different types of human body, and meets the requirements of safety, convenience and comfort. The slope is generally controlled at around 30°, and the requirements for the use of service stairs for a small number of people are relaxed, but should not exceed 45°. The step is based on the 2r+g: horizontal step distance formula, where r is the step height and g is the step width. Adults and children, men and women, young adults and the elderly are different, generally in the range of 560 to 630 mm. The children are around 560mm, and the average adult is about 600mm.
The height of the step of the passenger tunnel and the overpass shall not be greater than 0.14m, the width of the step shall not be less than 0.32m, and the step of each step shall not be greater than 18 steps. The width of the straight platform shall not be less than 1.5m.
The main evacuation stairs should meet the following requirements:
1 The step width should not be less than 0.28m, the step height should not be greater than 0.16m, and the continuous step should not exceed 18 steps. When the level is more than 18 steps, an intermediate rest platform should be added. The width of the landing platform should not be less than the width of the step and should not be less than 1.10. m;
For public staircases in the business section, ramps should meet the following requirements:
1. The net width of each step of the indoor staircase shall not be less than 1.40m, the step height shall not be greater than 0.16m, and the step width shall not be less than 0.28m;
2. The step height of the outdoor step should not exceed 0.15m, and the step width should not be less than 0.30m.
Specification for home improvement stairs:
1. The home improvement staircase should pay attention to safety, on the other hand, it must pay attention to the economy. The economy includes the economic and space economy. The height of the homestead staircase is generally designed to be between 180mm and 200mm. Only the stair height of the public place will be designed between 130mm and 160mm. Followed by the step center distance, that is, the depth of the current, generally designed between 230mm-250mm, the minimum should not be less than 220mm, stepping deep design to 300mm step by step, the two steps are not enough to walk very tired.
2. The choice of step width, the width of the step of the general home improvement stairs is 800mm, which can be increased according to the amount of space in the hole.
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