ST 16 Galen ST over Water Charles River
Fair Condition119 years old18,491 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | At Nonantum RD |
| Carries | ST 16 Galen ST |
| Crosses | Water Charles River |
| Coordinates | 42.36483, -71.18565 |
Condition Ratings
| Overall Condition | Fair |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 89.9 ft (27.4 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 81.0 ft (24.7 m) |
| Deck Area | 676.8 sq m |
| Main Spans | 1 |
| Year Built | 1907 |
Traffic
| Avg Daily Traffic | 18,491 (2025) |
| Truck Traffic | 6% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | W100032L8DOTNBI |