Our Contracted Vessels Trinity provides contract marine personnel to the U.S. Navy's TSV-1 PREVAIL, a state-of-the-art  training and support vessel owned by the government and manned with civilian crew.  TSV-1 PREVAIL is a highly sophisticated vessel, used in support of fleet training exercises and other government-sponsored operations. Her primary missions involve naval fleet weapons testing & training, carrier and amphib battle group training and individual combatant pre-deployment exercises. Technical Consulting Expertise Trinity has been involved in the design and implementation of Class-approved Planned Maintenance Programs for many years.  We have been tasked with the preparation and oversight of shipyard repair specifications and numerous drydockings for Class and/or Coast Guard.  Trinity has arranged for and supervised the overhaul of main and auxilliary engines and performed numerous "open and inspect" and machinery troubleshooting tasks.