Harbor Towing Optimization BACKGROUND With increased emissions regulations and rising fuel costs, vessel owners are constantly looking for ways to reduce fuel consumption of their fleet and tugboats are no exception. In a typical tug operation, there are 2 basic modes...
Pump Efficiency Testing With Torque Telemetry THE CLIENT Integrity Pump & Motor specializes in the design, manufacturing, and testing of a wide variety of pumps used across numerous industries. Integrity-built pumps have been used at golf courses, mines,...
The Park Street Bridge in Alameda County, California is a four-lane double-leaf bascule (draw) bridge spanning 372 feet across the Oakland Tidal Canal between the Cities of Alameda and Oakland. When rework construction modified the weight of the original lift spans...
Houghton Lift Bridge, Houghton, MI – Mechanical rework and painting of the double deck, vertical lift bridge at Houghton, MI had potentially changed the weight of the movable span. Lunda Construction, the primary contractor, was required by the Michigan D.O.T. to...
A civil engineering company in Chicago was hired to determine the start-up torque for a column pump at a water treatment plant for the City. The City desired to upgrade the pump drive system by employing reduced voltage starters to minimize in-rush current. Some of...