On Wednesday, July 7, 2010, the empty 250-foot-long sludge barge The Resource, being towed alongside the 78.9-foot-long tugboat Caribbean Sea, collided with the anchored 33-foot-long amphibious passenger vehicle DUKW 34 in the Delaware River at Philadelphia, Pennsylvania. DUKW 34 carried 35 passengers and 2 crewmembers. On board the Caribbean Sea were five crewmembers. As a result of the collision, DUKW 34 sank in about 55 feet of water. Two passengers were fatally injured, and 26 passengers suffered minor injuries. No one on the Caribbean Sea was injured. Damage to DUKW 34 totaled $130,470. Damage to the barge was minimal; no repairs were made.