Z drive

Jensen Maritime to design McAllister Tier IV escort tugs

FEBRUARY 2, 2016 – Jensen Maritime, Crowley Maritime Corp.’s Seattle-based naval architecture and marine engineering company, is to provide detailed design services including stability, structure and systems design for two, 100-foot long,

ABS approves LNG fueled Z-drive towboat design

DECEMBER 2, 2014 — Morgan City, LA, headquartered Conrad Shipyard, L.L.C. and the Seabrook, TX, based Shearer Group, Inc. (TSGI) have developed the design of a 4,200 hp liquefied natural gas (LNG)