Not putting all my information out there as I have a resume available. I have been in the underground utility field since mid 80s and locatinh/drilling since 1992..operate vermeer drills from D6 to 330×500..ditch witch drills and all support equipment including air hammers. Locate with both subsite and DCI electronics. Have managed up to 13 rigs. Pipe sizes from 3/4″ to 36″ can drill in any soil condition.