When potholing, utility crews use a transportable vacuum excavator. First, test holes, usually measuring 6 to twelve inches deep, are made together the road where by they want to dig or start out development. They excavate soil with higher-speed suction straight down right up until the utility line is partly https://cloudasset.s3.amazonaws.com/Bess-Utility-Solutions-Hayward/Potholing-Utilities.html