The third of four 100’x40′ ASD-90 Class tugs for Foss Maritime, the Leisa Florence, was launched at Nichols Brothers Boat Builders (NBBB) on Wednesday, Nov. 18, 2020.
The tugs are a Jensen Maritime Consultants, Seattle, design. The Z-drive tractor tugs are built to USCG Subchapter “M” regulatory standards, with ABS loadline certification, and UWILD notation.
The Leisa Florance is equipped with two MTU series 4000 main engines, meeting Tier 4 emission standards, coupled to Kongsberg US255 azimuth...