Advanced Crane Technologies provided a new custom designed 50/5T trolley to replace the existing USACE trolley, including full calculations & documentation. Advanced Crane Technologies also completely replaced the electrical & control system on the crane, provided & installed a new diesel generator set, cable reel, storm brakes, gantry drives, gearing, & structural repairs. The operators cab was removed, modernized, and re-installed. A closed circuit TV system was also added to enhance safety.