https://seabeemuseum.wordpress.com/2018/09/24/that-one-time-the-seabees-found-a-submarine/ "That One Time the Seabees Found a Submarine", Julius Lacano, Seabee Museum, Port Hueneme, CA] It was in 20 feet of water and with improvised diving gear they hooked cables for bulldozers to pull it ashore.