Excavation and Directional Drilling in Hardin, Grundy, Butler, Franklin, Hamilton, Story, Marshall counties IOWA Water and sewer, both municipal and private, septic systems installed and located if whereabouts unknown, all types of general excavation and demolition, directional boring Directional Drilling is Williams Excavation's newest service offered in Hardin,Grundy,Butler,Franklin,Hamilton,Story,Marshall counties IOWA. We purchased what we consider to be one of the most versatile drilling rigs on the market today. The Vermeer 16x20 drilling rig allows us to bring water, power and other utilities to places that were otherwise impossible. Whether you want to bring a waterline into a horse pasture, or need to take power across a road or driveway; the Vermeer 16x20 has the power and