Two New 150T Overhead Traveling Bridge Cranes

Advanced Crane Technologies was the PRIME contractor to supply and install two (2) custom-designed 150-ton, double-girder, overhead electric traveling (OET) bridge cranes at the Philadelphia Naval Shipyard. Each crane features a 104 ft span and is cab-operated. One crane includes a 150-ton main hoist trolley, while the other includes a 150/25-ton trolley with auxiliary hoist. The cranes were designed to meet CMAA Class “D” duty cycle and are configured for outdoor service with 81 feet of available lift.

Notable features of the cranes include climate-controlled operator cabs, full-length walkways on both girders with crossover platforms, LED flood lighting, fall protection systems, and full load testing to 125% capacity.

Scope of Work

• Site Survey / Investigation: Performed complete runway survey and tolerance checks per CMAA standards
• Design: Completed detailed engineering and layout
• Fabrication: Supplied all fabricated crane components
• Demolition / Removal: Removed existing crane systems
• Installation: Installed cranes, walkways, cab, and new runway conductor bar system
• Testing: Conducted full load testing to 125% of rated capacity
• Operator Training: Delivered comprehensive operator and maintenance training to Navy personnel