Excavating in an area beside a house which is enclose by a fence on the right side a concrete pad with a retainer wall on the left and a gas line 4\' away opposing the foundation. A conventional excavating process could not perform this dig. It becomes obvious that the sewer tine in isnt easy to find and is a bit lower than anticipated intially. Digging this hole by hand would have taken several hours utilizing several laborers and have yielded a mound of dirt proximate to our work area Line, Potholing, Sewer