It depends on the severity of the impact. In many cases, you simply need to replace the connecting bolts or the bollard itself, while the ground anchor and concrete remain undamaged. This is significantly cheaper than re-pouring concrete.
It depends on the severity of the impact. In many cases, you simply need to replace the connecting bolts or the bollard itself, while the ground anchor and concrete remain undamaged. This is significantly cheaper than re-pouring concrete.