Algonquin RD over Desplaines Riv
Fair Condition99 years old5,650 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | Desplains Riv P11 |
| Carries | Algonquin RD |
| Crosses | Desplaines Riv |
| Coordinates | 42.03170, -87.87761 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 168.0 ft (51.2 m) |
| Max Span | 56.1 ft (17.1 m) |
| Deck Width | 59.1 ft (18 m) |
| Deck Area | 921.6 sq m |
| Main Spans | 3 |
| Year Built | 1927 (reconstructed 1982) |
Traffic
| Avg Daily Traffic | 5,650 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016684500000000 |