Code for installation of road monitoring risers

- Aug 01, 2017-

1. The base steel cage should be fixed temporarily, while ensuring that the base roof plane level of the reinforcement pet is measured in two directions perpendicular to the base roof, the bubbles must be centered. The concrete pouring of the foundation of the Road monitoring and standing bar must be compacted and the concrete is forbidden to have empty drums.

2. Each metal pole must be grounded, its grounding resistance is less than 4 Euclidean, and the foundation concrete data according to the site construction need.

3. In the construction of the embedded pipe in advance with plastic or other materials to seal, in order to prevent concrete poured into the embedded pipe, resulting in embedded pipe blockage.