| Special Bridge Conditions Legend |
| ! | Confirmed demolition date within one year or an especially historic bridge that is threatened with demolition at any level. |
| X | The bridge has been confirmed demolished or collapsed. |
| S | The bridge has been dismantled or moved to an offsite location and is not currently available for public viewing. |
| L | Most or all of the original bridge material has been demolished and replaced, including historically significant elements, but some original parts of the bridge remain. |
| Note: This website cannot guarantee the current condition of any bridge on this website. Bridges lacking these icons should not necessarily be considered condition-free. |
| Bridge Name | HSR Rating | Facility Carried / Feature Intersected | Location | Structure Type | Structure Dimensions | Construction Date / Builder or Contractor | Description | Thumbnail |
Hidden Lake Forest Preserve Bridge
|
 | Forest Preserve Trail Over East Branch Du Page River | Downers Grove: DuPage County, Illinois | Metal 5 Panel Bowstring Pony Truss, Fixed | Main Spans: 1 | By: King Bridge Company of Cleveland, Ohio | This is the only known example of a cast and wrought iron bowstring truss in the Chicagoland area. | 
| ! |
Oak Street Bridge
|
 | Oak Street Over Railroad (BNSF and Metra BNSF Railway) | Hinsdale: DuPage County, Illinois | Metal Through Girder, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed |
Total Length: 110 ft Main Span Length: 46 ft Roadway Width: 15 ft Main Spans: 1 |
1910 By: Unknown | While this region has many grade separations, few are one lane highway plate girders like this bridge. | 
|
Volunteer Bridge
|
 | Railroad (Rail-Trail - Illinois Prairie Path) Over Railroad (Metra Union Pacific West and Union Pacific) | Wheaton: DuPage County, Illinois | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed |
Main Span Length: 159 ft Roadway Width: 13.9 ft Main Spans: 1 |
By: Unknown | This railroad bridge was preseved but an opportunity to also preserve an adjacent historic pony truss was thrown away. | 
|
|---|
