Pontiac RD over Sylvan Lake
Fair Condition126 years old180 vehicles/day
Location
| State | Michigan |
| County | Oakland |
| Location | 0.6 Mi N Of Orchard Lake |
| Carries | Pontiac RD |
| Crosses | Sylvan Lake |
| Coordinates | 42.61871, -83.33443 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Width | 21.0 ft (6.4 m) |
| Deck Area | 54.4 sq m |
| Main Spans | 1 |
| Year Built | 1900 |
Traffic
| Avg Daily Traffic | 180 (2016) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000008306 |