Why Engineers Recommend Potholing Contra Costa Before Drilling
On paper, a drilling plan can look airtight. Utility records have been pulled, surface markings are fresh, and the alignment seems clear. Then the crew opens the ground and finds a gas service six feet off the map, a communications duct bank at an unexpected depth, or an abandoned line that nobody documented because it predates the current owner. That gap between drawings and reality is exactly why experienced engineers insist on potholing before drilling, especially in Con