RocketShip delivers Delta IV Heavy boosters at VAFB
Members of TracTide Marine Corporation prepare to conduct a safety check during an offload of Delta IV Heavy boosters April 5, 2020, at Vandenberg Air Force Base, Calif. The TracTide members are based out of Port Hueneme, Calif., and assisted during the offload of the boosters to ensure the safety of the members and the United Launch Alliance barge, known as the RocketShip. (U.S. Air Force photo by Senior Airman Aubree Owens)