BSI Cable - Harnessing the Power of Broadband Departments UNDERGROUND CONSTRUCTION Deploying directional bore, missile bore, trencher, rod bore, backhoe, plow and hand dig... and conduits, usually at between 24 and 60 depth. We complete river bores, street and highway bores, splice pits, concrete cuts, set transformers, manholes, hand holes, asphalt..., FAA and FCC permitting, coordinating environmental studies, and more. For UG plant installations in rural environments we employ a combination of plow, directional bore and trench...