A seakeeping model test was performed in the Naval Surface Warfare Center. Carderock Division (NSWCCD) Maneuvering and Seakeeping (MASK) Basin on an offshore seabase comprised of a government designed transformable craft (T-Craft) model and a large medium speed roll-on roll-off (LMSR) cargo ship model. The seabase was formed by connecting these two models with a fixed two degree of freedom cargo transfer ramp. The primary objective of the test was ...