Specifications include, but are not limited to: The vessel shall be at least 85 ft. long with a minimum beam of 26 ft. and a maximum draft of 4 ft. excluding conditions where ballasting down deeper to meet our ice breaking requirements are necessary. 1.3.1.2 The vessel must be capable of operating, at any time of year, in the Chesapeake Bay and local tributaries and harbors, with all of the associated environmental hazards, without compromising the hull and damaging critical boat subsystems. The vessel’s mission in ice breaking is to clear a path for following vessels. 1.3.1.3 The vessel must be capable of placing buoys in very shallow water without damage to the hull, propellers, or appendages, to be able to return buoys to their precise charted locations, and to be capable of severe ice breaking operations with sufficient power in an ice strengthened hull. The propulsion engines shall have the same rotation, with reduction gear turning a matched pair of outboard turning propellers. The engines shall be keel cooled. A hydraulic deck mounted crane is required. The crane shall be a marine deck crane of the foldable, telescopic, knuckle boom type designed and built to meet the challenging requirements of buoy placement. This crane is a pedestal mount and shall be bolted to a base. The crane’s arrangement and accessories must comply with OSHA Chapter XVII Part 1918.55. Minimum Crane characteristics: Minimum Slewing range: 360 degrees. Minimum Boom extension: 37 ft. Minimum Lifting capacity at max outreach: 1300 lbs. Minimum Lifting capacity at 12 foot outreach: 5800 lbs