Riley RD over Porter Creek
Fair Condition55 years old130 vehicles/day
Location
| State | Michigan |
| County | Shiawassee |
| Location | 3.25 Mi NW Of Juddville |
| Carries | Riley RD |
| Crosses | Porter Creek |
| Coordinates | 43.07284, -84.03539 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 57.7 sq m |
| Main Spans | 2 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 130 (1992) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009835 |