With over 20 years of experience, we at C.A.V. DIG&TUNNEL aim is to differentiate ourselves from our competitors by providing outstanding workmanship and service. We specialize in manual excavation of sewer, water and electrical lines in addition to offering a full range of trenching and tunneling services. Our capabilities extend beyond trenching and tunneling to encompass excavation, retaining walls, drainage lines as well as cutting, removing and replacing concrete.