FALL 2013

ASPIRE is a quarterly magazine published by PCI in cooperation with the associations of the National Concrete Bridge Council. The editorial content focuses on the latest technology and key issues in the Concrete Bridge Industry.

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Page 23 of 51

When the city leaders of Fort Worth determined that the existing West 7th Street Bridge connecting downtown to the cultural district could not be re h a b i l i t a t e d , t h e y t u r n e d t o t h e Texas Department of Transportation (TxDOT) for ideas. The route serves as a gateway to museums designed by such luminaries as Phillip Johnson, Louis Kahn, Tado Ando, and Renzo Piano. Increased development and pedestrian traffic mandated that in addition to carrying four lanes of traffic, two 10-ft-wide sidewalks be added for an overall width of 88 ft. Adding to the challenge was the requirement that the bridge be out of service for no more than 150 days and the cost be kept to approximately $200/ft 2 . The selected superstructure consists of precast, post-tensioned concrete arches; precast, pretensioned concrete floor beams; precast, pretensioned profile WEST 7TH STREET BRIDGE / FORT WORTH, TEXAS BRIDGE DESIGN ENGINEER: Texas Department of Transportation—Bridge Division, Austin, Tex. GENERAl CoNTRACToR: Sundt Construction Inc., San Antonio, Tex. CoNSTRuCTIoN ENGINEER: Infinity Engineering uSA Inc., Tampa, Fla. PRECASTER: Heldenfels Enterprises Inc., San Marcos, Tex., a PCI-certified producer READy-MIx CoNCRETE SuPPlIER: TXI Inc., Fort Worth, Tex. PoST-TENSIoNING CoNTRACToR: VSL Structural Inc., Hanover, Md. Floor beams in place for the West 7th Street Bridge. Photo: Texas Department of Transportation. by Dean Van Landuyt, Texas Department of Transportation Creating a new gateway in Fort Worth West 7 th Street Bridge 22 | ASPIRE , Fall 2013 P R O J E C T Book_Fall13ASPIRE.indb 22 9/6/13 12:05 PM

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