Battery 217

 (1943-1946) - Battery 217 was a reinforced concrete, World War II 6 inch coastal gun battery on Fort Terry, Plum Island, Suffolk County, New York. Battery construction started 18 May 1943, was completed on 31 Oct 1943 and transferred to the Coast Artillery for use 1 Jul 1944 at a cost of $ 249,478.00. Never armed. Deactivated in 1946.

World War II
Originally built as a World War II concrete coastal gun battery with two 6" rapid fire M1 guns mounted on M4 Shielded Barbette Carriages (SBC) placed on either side of an earth covered reinforced concrete magazine and support structure. Power was supplied by internal generators and commercial power.

The M4 carriages were mounted in 1944 but the two 6" M1 guns were never delivered and the battery was never armed.



Current Status
No period guns or mounts in place.

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