0, Reagan Memorial Tollway (I-88), Roadway Reconstruction and Bridge Rehabilitation, IL Route 251 to IL Route 56, Design Corridor Manager and Phase II Engineering Services.

Design Corridor Management (DCM) services are required for roadway reconstruction and bridge rehabilitation on the Reagan Memorial Tollway (I-88) corridor from IL Route 251 to IL Route 56, MP 76.0 to MP 113.6, in Ogle, DeKalb and Kane Counties, Illinois. This project also includes phase II engineering services for the preparation of engineering studies, contract drawings, specifications and project related permits for roadway reconstruction and bridge rehabilitation on the Reagan Memorial Tollway (I-88) from Dauberman Road to IL Route 56, MP 104.8 to MP 113.6, in Kane County, Illinois. Design Corridor Management Services The DCM will provide support and guidance to the corridor Design Section Engineers (DSE) and serve as the single point of contact for DSE contracts in the corridor. DCM services generally encompass the following tasks: • Agency coordination – Coordinate with stakeholders, including IDOT, county and municipal agencies, as well as regulatory agencies, railroads and utilities as required to secure approvals, agreements and permits. The DCM shall also coordinate with these agencies as necessary where land acquisition is required. • Design coordination – Provide design review and management support to the Tollway for overseeing DSE work. This includes reviewing DSE submittals for consistency with adjacent DSE sections and compliance with corridor-wide requirements. The DCM will coordinate the overall review process with the Tollway as well as all involved external reviewing agencies and stakeholders and facilitate issue resolution and comment disposition. • Construction coordination – Work with the construction management teams to assist in resolution of construction issues, review proposed modifications during construction, obtain field condition information and review proposed construction staging and scheduling during the design phase. Phase II Engineering Services The work generally encompasses roadway reconstruction and bridge rehabilitation and shall include, but not be limited to, the following items: • Roadway design • Structural design • Maintenance of traffic design including that associated with local roadways • Barrier warrant analysis • Utility coordination for protection and/or relocation of utilities • Drainage design for new system installation or modification of the existing drainage system • Grading and earthwork design • Landscaping and soil erosion/sedimentation control • Signing and pavement marking design • ITS design • Roadway lighting design • Geotechnical services • Phase III support during construction PSB 26-4 Page | A-1 The following structures are anticipated to be included in this project: • I-88 over Blackberry Creek (2 structures) • I-88 over Welch Creek (culvert) • I-88 over Lake Run (culvert) • IL Route 47 over I-88 • Bliss Road over I-88 • US 30 / IL Route 56 over I-88