Our Portfolio STV works on some of North America’s largest and most complex infrastructure projects. Filter projects I-490/IL 390 Interchange Project View detailUS 290 Toll/SH 130 Direct Connectors View detailJohn Kilpatrick Turnpike Southwest Loop ExtensionView detailJohn Kilpatrick Turnpike WideningView detailElm Street Interchange ReconstructionView detailPennsylvania Turnpike Commission Accelerated Bridge Construction ProgramView detailEmergency Repair of the Delaware River Turnpike BridgeView detailVerrazzano-Narrows Bridge Bus/HOV Lane ImplementationView detailHenry Hudson Bridge MEP Rehabilitation and Open Road TollingView detailPA Route 29 All-Electronic InterchangeView detailSam Rayburn Tollway/Dallas North Tollway InterchangeView detailI-80 Delaware Water Gap Toll PlazaView detailI-78 Bridge Parapet UpgradeView detailSection 100 I-95 MarylandView detailScudder Falls Bridge ReplacementView detailVerrazzano-Narrows Bridge Toll Plaza ImprovementsView detail