top of page

Tri-State Tollway (I-294) Roadway Reconstruction & Widening (Flagg Creek to Hinsdale Oasis)


Illinois State Toll Highway Authority


I-294 Central Tri-State Corridor, Cook County, IL


Construction Management

SWE Solutions is providing Construction Inspection services for the Illinois State Toll

Highway Authority under PSB 22-1 for the I-294 Central Tri-State Roadway

Reconstruction and Widening. The following scopes are relevant example’s of

SWE’s capabilities to work as a team to successfully deliver construction projects.

Project Description.

Interstate 294 (I-294) is a tolled auxiliary Interstate highway, serving as a bypass

around the city of Chicago. The Central Tri-State Roadway Reconstruction and

Widening from Flagg Creek to Hinsdale Oasis (MP 23.8 to MP 25.0) is a Phase III

construction project consisting of the inspection and supervision of widening

both north and south bound lanes, including the extension of the box culvert.

The project's scope of work includes the following items:

Construction Inspection.

Inspect contractor’s daily activities, including:

  • Relocation of temporary light poles

  • Earth/structural excavation

  • Utility potholing

  • Box culvert tie reinforcement bars & wood framing

  • Drilling shaft for the noise wall foundation

  • Pavement removal

  • Trench drainage installation

  • Asphalt paving for roadway

  • Cofferdam installation for redirecting water flow

  • Installation of temporary drainage system

  • 3D Modelling

bottom of page