Tyrrell RD over Lookingglass River
Good Condition65 years old170 vehicles/day
Location
| State | Michigan |
| County | Shiawassee |
| Location | 3.7 Mi W Of Bancroft |
| Carries | Tyrrell RD |
| Crosses | Lookingglass River |
| Coordinates | 42.87244, -84.13604 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 142.9 sq m |
| Main Spans | 1 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 170 (1998) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000009863 |