Power Dynamics Innovations LLC (PDI) designs and manufactures a wide variety of custom equipment for the offshore and inland pipelaying industry including: Pipe Tension Machines Pipe Reels and Coiled tubing units Pipe Handling Systems Abandonment and Recovery Winches Cable and Chain Davits Jetting Systems Hydraulic Power Units Custom Pile Driving Equipment Custom Construction Equipment Underground Power Cable Cable Pulling Units Horizontal Directional Drilling Rigs PLC control Systems and Automation Load Monitoring and Load Control Equipment PDI designs and manufactures a variety of electric, hydraulic and mechanically driven winches. In addition to a standard line of winch sizes, PDI can also custom design and fabricate winches to suit client requirements (capacity, line pull, configuration, etc.) PDI now supports the horizontal directional drilling (HDD) market with custom-engineered and manufactured maxi-rigs utilizing its years of experience building fluid-powered equipment for offshore oil and gas applications. PDI HDD rigs are simple, durable, and reliable. PDI also offers full service repair of HDD rigs either on site or in our facility.