Award-Winning Solutions

Reconstruction of Pennsylvania State Route 309 Expressway, Sections 100, 103, and 110

Location: Montgomery County, Pa.
Client: Pennsylvania Department of Transportation

2009 American Council of Engineering Companies (ACEC) Engineering Excellence Awards Competition — National Finalist
2009 ACEC/PA Diamond Awards for Engineering Excellence Competition — Honor Award, Transportation Category
Roads & Bridges 2008 Top 10 Roads List — #2

Our firm's Valley Forge, Pa., office performed the preliminary engineering and environmental studies to rehabilitate 10 miles of limited-access expressway for the reconstruction of Route 309 in Montgomery County, Pa. The project included the rehabilitation of eight interchanges, redesign of two interchanges, replacement of eight overhead bridges, widening and rehabilitation of 16 bridges, and the design of 30,000 feet of retaining walls.