Ch 36 over E.fk. Otter Ck.
Poor Condition67 years old450 vehicles/day
Location
| State | Illinois |
| County | Macoupin |
| Location | 3.0 Mi NW Nilwood |
| Carries | Ch 36 |
| Crosses | E.fk. Otter Ck. |
| Coordinates | 39.42789, -89.86897 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 3 (Serious) |
| Superstructure | 3 (Serious) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 158.1 ft (48.2 m) |
| Max Span | 53.1 ft (16.2 m) |
| Deck Width | 27.6 ft (8.4 m) |
| Deck Area | 404.9 sq m |
| Main Spans | 3 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 450 (2021) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 059301900000000 |