H 1.1m Automatic Rising Bollards 110 KG 4S Rise Road Safety Bollards

1. Cut the ground surface and excavate,the foundation base need around 800mm and 1130mm. 2. Fill the bottom with 20-30mm pebble and sand as water seepage stratum. 3. Embed the bollard,make sure the head of the bottom is at the same level with the horizontal ground. 4. Install the wiring tube and drainage pipe.Make sure each secured by waterproof tape to avoid water vapor permeated into the ower on to test. Make sure the bollards can work well.Then cover the head of the bollard to avoid the concrete dirty it.All the drainage pipe hole need to be covered by structural adhesive. 6. Pour the concrete into the foundation base.Be careful to avoid the movement of bollard. 7. Tidy up the bollard head and ground surface, complete installation containers and bottles in all shapes.