Overall Project Construction Progress

West Extension

Percent Complete 95%
  • Winter 2023/2024
    • Tree clearing, installation of sanitary sewer along 143rd St., and water main along Ridge Rd.
  • Spring 2024
    • Install the drainage culverts for 143rd St., Ridge Rd., and Johnson Rd.
    • Earthwork for the new 143rd St. roadway and detention ponds.
  • Summer 2024
    • Continued earthwork for the 143rd St. roadway improvements.
    • Roadway widening improvements along Ridge Rd. and Johnson Rd.
    • Complete water main along 143rd St.
    • Installation of storm sewer along 143rd St.
    • Construction of the new 143rd St. curb and gutter and asphalt pavement improvements.
  • Fall 2024
    • Complete construction of all roadway improvements including final lift of asphalt, shoulder stone, and ditch grading
    • Complete pavement markings, signage, and landscape restoration.
    • Installation of the new permanent traffic signal at 143rd St. and Ridge Rd.
    • Open the new 143rd St. west extension!
  • Winter 2024/2025
    • Complete street light installation

 Check back for future scheduling updates! 

*Schedule is subject to change.

Overall Project Construction Progress

East Extension

Percent Complete 10%
  • Winter 2024
    • Tree removal complete
  • Spring 2024
    • Letting and award to D Construction
  • Summer 2024
    • Began bridge over DuPage River construction
    • Completed IL 126 box culvert extension
    • Began 143rd St box culvert extension
    • Began compensatory storage excavation
  • Winter 2025
    • Bridge over DuPage River substructure construction
    • 143rd St Box Culvert Extension
    • Fletcher Lake Excavation and Filling
  • Spring/Summer 2025
    • Bridge over DuPage River construction
    • Roadway construction
    • IL 126, Naperville Road, and IL 59 intersection improvements
    • Fletcher Lake retaining wall construction
  • Fall 2025
    • Traffic Signals
    • Lighting
    • Roadway construction
  • Spring/Summer 2026
    • Roadway construction
    • Roadway opening
    • Project completion

 Check back for future scheduling updates! 

*Schedule is subject to change.