Ch 18 over Mill CR
Good Condition40 years old575 vehicles/day
Location
| State | Illinois |
| County | Rock Island |
| Location | 7 Mi SW Coal Valle |
| Carries | Ch 18 |
| Crosses | Mill CR |
| Coordinates | 41.34090, -90.50555 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 67.9 ft (20.7 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 227.7 sq m |
| Main Spans | 1 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 575 (2020) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2022 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 081310000000000 |