Prestressed concrete integral part of Chesapeake Bay Bridge-Tunnel

04/12/2011 | Virginian-Pilot (Norfolk), The

Construction of Virginia's Chesapeake Bay Bridge-Tunnel began with the setting of the first 3,000 prestressed concrete piles, explains the author of this history column. The first piles were driven into the sand of Chesapeake Beach by a special pile-driving barge that could rest on stilts on the bay bottom. The piles then formed the supports for a two-lane trestle to the tunnel under Thimble Shoals Channel. When it was built, the crossing cost $139 million.

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Virginian-Pilot (Norfolk), The

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