Precautions for guardrail installation, plastic fence post?1. The column shall not be significantly twisted, and shall not be lengthened by welding. The burrs at the end must be removed. The stakeout of the column shall be based on the control points on the highway, and the column spacing shall be adjusted appropriately according to the distance;
2. The installation of the column should be consistent with the design drawings and coordinated with the road alignment. The plastic fence post caps must be firmly buried in the soil, and the depth of burial must reach the depth specified by the design and be perpendicular to the ground plane.