St117 Great RD over Water Mill Canal
Fair Condition176 years old11,163 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | Inter Of Winter& Rt117 |
| Carries | St117 Great RD |
| Crosses | Water Mill Canal |
| Coordinates | 42.42768, -71.46456 |
Condition Ratings
| Overall Condition | Fair |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Masonry |
| Design | Arch - Deck |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 9.2 ft (2.8 m) |
| Deck Width | 80.1 ft (24.4 m) |
| Deck Area | 246.4 sq m |
| Main Spans | 2 |
| Year Built | 1850 |
Traffic
| Avg Daily Traffic | 11,163 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 325 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | M100097PRMUNNBI |