1. Safety nets must be hung under the high working parts; when the height of the building exceeds 4m, a safety net must be installed that gradually rises with the wall, and then a fixed safety net is installed every 4m; Safety nets must be installed at the upper and lower holes.

2. The erection of the safety net should be low on the inside and high on the outside, and the height difference of the expenditure part is generally about 50cm; the support rods are not broken or bent; the gap between the inner edge of the net and the wall should be less than 15cm; the lower point of the net and the surface of the object below The distance should be greater than 3m.

3. Check the safety net for corrosion and damage before use.

4. During the construction, it is necessary to ensure that the safety net is complete and effective, the support is reasonable, the force is uniform, and there should be no debris in the net. The lap joint should be tight and reliable, and there should be no gaps. The erected safety net should not be dismantled or damaged during construction. It must be removed when there is no height for operation.