Dry suction attachment a fit for remote daylighting
Problem
Banton Construction is a contractor working for Metro North Railroad. They have an excavator on site to do some initial excavation, but once they get near underground infrastructure, they are required to expose the underground utilities with safe-dig technologies. Road access is often limited. Hy-rail hydrovac trucks are often difficult to find and come at additional cost. In addition, in this situation, with a six-hour work window, the work crews were often not able to use the entire window. Once the hydro-vac truck was full, it would take 2 1/2 hours for the truck to
