Coden, Ala. shipbuilder Master Boat Builders, Inc. on Thursday announced the construction of a new 4,000-hp tug for PNE Marine Holdings, LLC. Slated for delivery in 2023, the new tug is the sister ship to Polaris, which was handed over to Polaris New Energy…Coden, Ala. shipbuilder Master Boat Builders, Inc. on Thursday announced the construction of a new 4,000-hp tug for PNE Marine Holdings, LLC. Slated for delivery in 2023, the new tug is the sister ship to Polaris, which was handed over to Polaris New Energy…MarineLink NewsRead More