County RD 480 over L S & I Railroad
Fair Condition58 years old4,000 vehicles/day
Location
| State | Michigan |
| County | Marquette |
| Location | In Negaunee |
| Carries | County RD 480 |
| Crosses | L S & I Railroad |
| Coordinates | 46.50255, -87.56672 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 95.1 ft (29 m) |
| Max Span | 93.2 ft (28.4 m) |
| Deck Width | 46.9 ft (14.3 m) |
| Deck Area | 414.7 sq m |
| Main Spans | 1 |
| Year Built | 1968 (reconstructed 2015) |
Traffic
| Avg Daily Traffic | 4,000 (2015) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006545 |