US 20 N Beacon ST over Water Charles River
Fair Condition111 years old26,400 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | .1 Mi N Of I 90 |
| Carries | US 20 N Beacon ST |
| Crosses | Water Charles River |
| Coordinates | 42.35898, -71.16154 |
Condition Ratings
| Overall Condition | Fair |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 205.1 ft (62.5 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 79.1 ft (24.1 m) |
| Deck Area | 1506.2 sq m |
| Main Spans | 3 |
| Year Built | 1915 |
Traffic
| Avg Daily Traffic | 26,400 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | B160144F8DOTNBI |