Route 171 over Mill Brook
Fair Condition34 years old5,100 vehicles/day
Location
| State | Connecticut |
| County | Windham |
| Location | 1.7 Miles West Of RTE 169 |
| Carries | Route 171 |
| Crosses | Mill Brook |
| Coordinates | 41.93851, -71.99184 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 33.8 ft (10.3 m) |
| Deck Area | 69.0 sq m |
| Main Spans | 2 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 5,100 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 06148 |