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When augmented with appropriate equipment, these units can perform limited ocean and air terminal operations. Maritime Prepositioned Ships, Assault Follow-On Echelon (AFOE) and other type ships provide cargo handling, command and control, and support personnel capable of loading/discharging (pierside or in-stream) all classes of cargo, including hazardous materials and munitions. Commercial or Military Sealift Command (MSC) controlled cargo ships associated with Maritime Prepositioning Ships (MPS) operations or Amphibious Assault Readiness Group Ships associated with an AFOE operation. Shipboard operations in a developed or undeveloped port including: Containers; Break bulk and vehicles; Heavy-lift pedestal or gantry cranes; Mobile hydraulic cranes; Yard and stay; and Jumbo booms. Heavy Lift (MARINE) Crane Operations provide crane operators for support of MPS, container ships, fast sealift ships (FSS or T-AKR), auxiliary crane ships.