The Southwest Parkway: construction fast facts

By Richard High16 June 2009

North Texas Tollway Authority (NTTA) Southwest Parkway - Roadway Quantities

Concrete Pavement - 28 ha

Excavated Material - 3.29 million m3

Fill Material - 0.54 million m3

Landscape Area - 59 ha

Drainage Piping - 18 km

Retaining Wall Panels - 47600 m2

North Texas Tollway Authority (NTTA) Southwest Parkway - Bridge/Structure Quantities

Rock/Soil Nails - 50 km

Drilled Shaft Piers - 11 km

Substructure Concrete - 52000 m3

Bridge Deck - 12 ha

Prestressed Concrete Girder - 54 km

Steel Plate Girder - 4521 tonnes

John R. Quintero, professional associate, HDR

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