Marr Road over S Br Shiawassee River
Poor Condition89 years old348 vehicles/day
Location
| State | Michigan |
| County | Livingston |
| Location | Sec 10 Howell Twp |
| Carries | Marr Road |
| Crosses | S Br Shiawassee River |
| Coordinates | 42.66734, -83.97550 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 3 (Serious) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 32.8 ft (10 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 24.3 ft (7.4 m) |
| Deck Area | 74 sq m |
| Main Spans | 1 |
| Year Built | 1937 |
Traffic
| Avg Daily Traffic | 348 (2014) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005818 |