Seattle-based naval architecture and marine engineering firm Glosten has completed the contract design package for a comprehensive upgrade to Portland, Ore.-based Shaver Transportation\u2019s Z-drive tractor tug Washington<\/em>. The design focuses on significantly enhancing the vessel\u2019s performance, The scope of the upgrade includes replacement of the tug\u2019s main engines and installation of To further optimize the vessel\u2019s capabilities, Glosten<\/a> performed a complete redesign of the pilothouse to improve visibility from the main operating station. The new pilothouse will feature larger windows and The project is aimed at positioning the Washington<\/em> to achieve an A+ class rating from Columbia Glosten says the team looks forward to seeing the Washington<\/em> return to service with enhanced capabilities and a stylish new profile on the river.<\/p>\n The post Glosten completes tug upgrade design for Shaver Transportation<\/a> appeared first on Marine Log<\/a>.<\/p>\n<\/div>\n
maneuverability, and practical operability, to support Shaver<\/a>\u2019s evolving harbor and escort towing
service offerings.<\/p>\n
new drives, delivering increased bollard pull and improved responsiveness. Caterpillar 3512E
main engines rated at 2,549 BHP will be coupled to Berg MTA 524 drives. <\/p>\n
expanded sightlines\u2014particularly toward the working deck\u2014to enhance both safety and
performance during all types of work.<\/p>\n![\"\"](\"https:\/\/i0.wp.com\/www.marinelog.com\/wp-content\/uploads\/2025\/04\/Pilothouse-Redesign_Image-Courtesy-Glosten-do-not-crop-1.png?resize=700%2C525&ssl=1\")
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River Pilots, with minimum bollard pull of 55 short tons ahead and 50 short tons astern,
aligning with Shaver Transportation\u2019s commitment to maintaining a state-of-the art tug fleet. With the design phase now complete, the Washington<\/em> is slated to enter the yet-to-be-named shipyard this summer for completion
of this work.<\/p>\n