I-43 and County LL Drainage Improvements - Ozaukee County

project map 

Project Overview

The Wisconsin Department of Transportation (WisDOT) is proposing a maintenance project to address drainage concerns on the I-43 northbound structure over County LL near Port Washington, Ozaukee County.

View project map

Proposed improvements:

  • Reroute the existing drainage system to a new storm sewer pipe on the east side of County LL.
  • Embankment repair/maintenance
    • Fill a gap under the south abutment of the northbound I-43 structure over County LL.
    • Regrade and reseal the slope protection.
  • Investigate the addition of a drain tile into the I-43 median.

Traffic Impacts

A full closure of County LL is anticipated during construction and a detour will be posted.

View proposed detour route

Schedule

Construction is scheduled for fall 2025.

Status

Design phase - Do you have any comments or questions? We'd like to hear from you! Please feel free to contact the project representatives below.

Contact Information

Jim Schumacher, P.E.
WisDOT Design Project Manager
(262) 521-4428
JamesD.Schumacher@dot.wi.gov

Chris Verhyen
WisDOT SE Region Communications
(262) 548-8757
chris.verhyen@dot.wi.com