I 495 over Water Mill Pond
Good Condition65 years old116,909 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | @mm 78.7 1.25 Mi NE RT 2 |
| Carries | I 495 |
| Crosses | Water Mill Pond |
| Coordinates | 42.53463, -71.49712 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 35.1 ft (10.7 m) |
| Max Span | 16.1 ft (4.9 m) |
| Deck Area | 313.5 sq m |
| Main Spans | 2 |
| Year Built | 1961 (reconstructed 1975) |
Traffic
| Avg Daily Traffic | 116,909 (2024) |
| Truck Traffic | 14% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L130251UWDOTNBI |