Another side of the problem is how often we need close a road to dig it up. If we just enforce the quality, we will just wasting more time and money for more works and less time actually using them .
Proper solution would be a utility duct or tunnel.
Another side of the problem is how often we need close a road to dig it up. If we just enforce the quality, we will just wasting more time and money for more works and less time actually using them .
Proper solution would be a utility duct or tunnel.