MTNW Completes USACE St. Louis District Dust Pan Dredge Mooring Monitoring Project for US Army Corp of Engineers. Measurement Technology NW’s Mooring Line Monitoring System Retrofits US Army Corp Dredge Potter. Measurement Technology NW (MTNW) announces successful implementation of its running line tensiometer technology with the US Army Corp of Engineers Dredge Potter. MTNW collaborated with C&J Offshore and Ockerman Consulting to ensure the mooring line monitoring project was successful from the initial design to the final installation and commissioning.