Drilling Hydraulics an overview ScienceDirect Topics
Les Skinner PE, in Hydraulic Rig Technology and Operations, 2019. 6.3.1 Equipment Spread Size. Generally, a hydraulic drilling equipment spread has a smaller footprint than a conventional drilling rig. This is, in part, because hydraulic drilling usually involves smaller hole sizes requiring smaller drill string diameters, smaller OD and lighter BHAs, and smaller mud systems and pumps that