plate with flat bar longitudinal framing and. 5 in plate ice belt installed from the eight ft.
flanged plate web frames and non-tight bulkheads, with a. plate, with flat bar longitudinal framing and. Pinnacle is fitted with a molded type bulbous bow, which helps reduce pitching motions in heavy head seas. Seaport Steel in Seattle supplied the structural materials and plate cutting.Īll hull construction is mild steel, including the superstructure, pilot house and freestanding masts and rigging. The main deck accommodations consist of a workshop to starboard, a locker room with adjacent washroom and galley and mess to port with large dry, chilled and frozen stores capacity.Īrgonaut Marine, Seattle, performed the numerical control (NC) lofting for Tri-Star in support of steel and aluminum fabrication. The starboard deck crane, with integral pot hauler davit, is used for pot handling while retrieving and setting the gear, and the port crane is for use when storing the crab pots aboard the vessel. A large (84 x 38 ft.) working deck is aft of the foc'sle for pot storage. The foc'sle deck is used for the anchor handling winch and mooring. The spade rudders have small rubber shoes and pintles to prevent fishing gear from fouling on the bottom of the rudders. Airfoil-shaped spade rudders are aft with steering machinery in the lazarette. The vessel is twin screw, with main engines forward and a traditional strut arrangement for the propeller shafts. The dry hold and the engine room are connected by a tunnel, which splits the crab tanks directly at centerline. A bowthruster and hydraulic machinery space is forward, with a dry hold directly aft for gear storage.
Pinnacle is a traditional Pacific Northwest "power scow" type design, with pilot house and accommodations aft, and working deck and foc'sle forward. JMC design was used as a basis and significantly expanded and modified to fit the design parameters. Casto wanted to replace the existing vessel with a JMC design of similar capacity and length. in 1991, was to be sold to the Alaska Department of Fish and Game as a fisheries patrol vessel.
The original Pinnacle, built at Homeport Marine Services, Moss Point, Miss. In late 1997, Walt Casto met with HMC to discuss the prospects of building a new vessel. Tri-Star Marine, Seattle, delivered the vessel to the owner in February 1999. The Seattle naval architecture firm designed the new vessel for Walt Casto of Snohomish, Wash. (JMC), recently completed the design for new 140 x 38 ft.
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