How hole count affects cost. Key variables in excavation. Understand a formula for estimating. Vacuum excavation, also known as potholing, is a method of exposing utilities using water and suction.

A Vacmasters System 3 air unit potholes at Seattle Tacoma International Airport. Identifying exact locations of buried utility lines is a critical element in the facility's $2.4 billion public ...

Ditch Witch, a Charles Machine Works Company, introduced the Ditch Witch Certified Vacuum Excavation Training program to help both novice and experienced operators maintain performance and safety when ...

Vacuum excavators have come a long way from their early days as accessory tools used largely to clean up spoils generated by horizontal directional drills (HDD). Their progression to sophisticated ...