Route 313 over Naugatuck River
Fair Condition68 years old9,900 vehicles/day
Location
| State | Connecticut |
| County | New Haven |
| Location | 450 Feet East Of Route 8 |
| Carries | Route 313 |
| Crosses | Naugatuck River |
| Coordinates | 41.39235, -73.07451 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 473.1 ft (144.2 m) |
| Max Span | 78.4 ft (23.9 m) |
| Deck Width | 58.1 ft (17.7 m) |
| Deck Area | 2552.3 sq m |
| Main Spans | 6 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 9,900 (2021) |
| Truck Traffic | 6% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 01586 |