ROAD AND BRIDGES - PRESIDENT GEORGE BUSH TURNPIKE WIDENING FROM DALLAS NORTH TOLLWAY TO RENNER RD

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Owner: 
North Texas Tollway Authority
Design team: 
Civil Associates, Inc.
Delivery method: 
Lump Sum - Hard Bid
Location: 
East of DNT to East of Renner Rd., Plano, TX

Project consists of grading, drainage, paving and structures on an 8.84 mile stretch of highway on the PGBT.  Specific scope elements include; 55,000 SY of 13" CRCP and 7,000 SY of 12" CRCP; widening on the inside EB and WB PGBT lanes; pavement base of 8" lime treated subgrade and 6" of dense-grade hot-mix asphalt; 28,000 LF of Single Slope Traffic Rail on concrete pavement; 47,500 CY of earth excavation and 56,000 CY of embankment to build subgrade for new lanes and raise the profile of the grass median; and drainage improvements including raised inlets and block sodding.