Standard for eight-character ramp at the door

The main criteria for the splayed ramp at the entrance are as follows:

1. Slope standard: the slope of the splayed ramp at the entrance should be controlled between 1: 12- 1:20, that is, the length of the ramp should be between 1 2-20 meters for every increase in the height of1meter.

2. Ramp width standard: the width of the splayed ramp at the entrance should be controlled above 1.2m to ensure the smooth flow of auxiliary tools.

3. Border standard: Border protection shall be set on both sides of the splayed ramp at the entrance to prevent the auxiliary tools from slipping or personal injury.

4. Material standard: The materials of the splayed ramp at the entrance shall be non-slip, waterproof and anti-corrosive, and the materials shall be smooth, firm and durable.

In addition, according to the actual needs, it may be necessary to consider specific parameters such as ramp length and entrance height. Please note that the above information is for reference only. If you have specific needs, please consult a professional.