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The County of DuPage
Wheaton, Illinois

55th Street - Maple Avenue/Dunham Road to Williams Street

Updated:Monday, January 4, 2021

Project Location(s)

County Highway 35     55th Street
Between Maple Avenue/Dunham Road and Williams Street

Short Description of Work

The project includes widening the intersection of 55th Street / Main Street to add a left turn lane in each direction, widening the intersection of 55th Street / Fairview Avenue to add left turn lanes along 55th Street, reconfiguring Fairview Avenue to include left turn lanes without widening the pavement; some water main replacement; storm sewer improvements; retaining walls; sidewalk improvements; traffic signal replacements at 55th/Main, at 55th/Fairview, and at the fire station on Main Street; traffic signal interconnect to Clarendon Hills Road; and pavement resurfacing.  Access to Webster Street north of 55th Street will be eliminated, and left turns will be prohibited to and from Webster Street south of 55th Street.  Left turns will be prohibited to and from Washington Street.

This project is a joint effort between DuPage County, the Village of Downers Grove, and the Illinois Department of Transportation.

Traffic Control

The remainder of the project will be constructed using daily lane closures.

Contract Cost


Completion Date

110 Working Days are allowed per the special provisions.

Construction Status

Work will continue on retaining walls, pavement markers, landscaping (sodding) and punch list.


Plans, Special Provisions and Bid Details

Link to the IDOT (Illinois Department of Transportation) website for plans, special provisions, and addenda.
(Item 078 on the November 9, 2018 letting)

Function/RoleResponsible Party

R.W. Dunteman Company
600 S. Lombard Road
Addison, IL 60101
P. O. Box 1129
Addison, IL 60101
(630) 953-1500

Design Engineer

Civiltech Engineering, Inc.
Itasca, IL

Resident Engineer

H.W. Lochner, Inc.
Lisle, IL
Link to project website:

Project Engineer

Kent Kuper, P.E. (DuPage County)
(630) 407-6900