The concept of multiple inputs for tugboat power continues to evolve workboat.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from workboat.com Daily Mail and Mail on Sunday newspapers.
Master Boat Builders, Inc. (MBB), together with naval architect and marine engineering firm, Robert Allan Ltd. (RAL) today announced the creation of a new battery hybrid tugboat design, the ElectRA 3000-H. This design has been developed over the past several months to suit the evolving needs of U.S. tugboat operators. MBB & RAL rendering of .