Route 15 over Mill River
Good Condition83 years old72,300 vehicles/day
Location
| State | Connecticut |
| County | New Haven |
| Location | 0.1 Mi N Of SR 717 |
| Carries | Route 15 |
| Crosses | Mill River |
| Coordinates | 41.38394, -72.89538 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 78.1 ft (23.8 m) |
| Max Span | 71.9 ft (21.9 m) |
| Deck Width | 83.7 ft (25.5 m) |
| Deck Area | 606.9 sq m |
| Main Spans | 1 |
| Year Built | 1943 (reconstructed 1989) |
Traffic
| Avg Daily Traffic | 72,300 (2019) |
| Truck Traffic | 1% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 921 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00785 |