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I-39/90/94 Corridor Study-US 12/18 Madison -US 12/WIS 16 Wisconsin Dells (Dane Columbia Sauk Juneau)

PROJECT WEBSITE: https://wisconsindot.gov/Pages/projects/by-region/sw/399094/default.aspx

All dates below are specific to the schedule of the Environmental Review and Permitting processes for this project.

In Progress

ENVIRONMENTAL REVIEW AND PERMITTING STATUS
IN PROGRESS

icon_calendar

ESTIMATED COMPLETION DATE OF ENVIRONMENTAL REVIEW AND PERMITTING
07/31/2026

4 out of 6

ENVIRONMENTAL REVIEW AND PERMITTING PROCESSES
COMPLETED

Surface Transportation

SECTOR
Surface Transportation

Project Category

CATEGORY
Project Category DOT Projects

Department of Transportation

LEAD AGENCY
Department of Transportation, Federal Highway Administration

Other Agencies with Actions or Authorizations:

Department of the Army

Department of the Army, US Army Corps of Engineers - Regulatory

Department of the Interior

Department of the Interior, Fish and Wildlife Service

Environmental Protection Agency

Environmental Protection Agency

Description:

The Interstate 39/90/94 Corridor Study will assess how best to address existing and future traffic demands, safety issues, aging and outdated infrastructure and corridor resiliency in Dane, Columbia, Sauk and Juneau counties. The project will consider new interchanges in Madison, WI at Hoepker Road/I-39/90/94 and Milwaukee Street/I-94. The project will also include I-39 from the I-39 and I-90/94 Split Interchange to Levee Road

Permitting Timetable

The permitting timetable below displays data as reported by agencies. Dates for Environmental Review and Permitting processes (Actions) that are in 'Paused' or 'Planned' status are subject to change and are not indicative of a project's final schedule.

  • For information about extensions, select an Action from the timetable below and select 'View Action Details' at the bottom of the page.
Overall Project Timetable
 
STATUS
Schedule
Extension or Delay
Ahead of Schedule
Paused
No End Date
Planned

Action Information

For additional information, please select an Action from the Permitting Timetable above.

  • Action:  
  • Responsible Agency:  
  • Bureau:  
  • Action Status:  
  • SHPO:  
  • Action Identifier:  
  • Action Outcome:  
Milestone Original Target Date Current Target Date Milestone Complete
View Action Details