Question: What structure was  maintained by the United States Army Corps of Engineers?
Answers:
answer_text: St. Georges Bridge
answer_text: Sagamore Bridge
answer_text: Cape Cod Canal Railroad Bridge
answer_text: Chesapeake & Delaware Canal Bridge
answer_text: Chesapeake City Bridge
answer_text: Percy Priest Lake
answer_text: Reedy Point Bridge
answer_text: Summit Bridge
answer_text: Bourne Bridge