South 8th Street over Curtis Creek
Good Condition127 years old2,900 vehicles/day
Location
| State | Illinois |
| County | Adams |
| Location | Quincy |
| Carries | South 8th Street |
| Crosses | Curtis Creek |
| Coordinates | 39.91098, -91.40323 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Masonry |
| Design | Arch - Deck |
| Total Length | 86.9 ft (26.5 m) |
| Max Span | 85.0 ft (25.9 m) |
| Deck Width | 25.6 ft (7.8 m) |
| Deck Area | 206.7 sq m |
| Main Spans | 1 |
| Year Built | 1899 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 2,900 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 001600100000000 |