Fas 644(ch 55) over Overflow Of Sangamon
Poor Condition47 years old550 vehicles/day
Location
| State | Illinois |
| County | Macon |
| Location | 3.3 Mi S Niantic |
| Carries | Fas 644(ch 55) |
| Crosses | Overflow Of Sangamon |
| Coordinates | 39.80751, -89.15617 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 112.5 ft (34.3 m) |
| Max Span | 37.1 ft (11.3 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 291.6 sq m |
| Main Spans | 3 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 550 (2021) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 058319800000000 |