HWY Chelsea ST over Water Chelsea River
Good Condition14 years old13,400 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | At Chelsea River |
| Carries | HWY Chelsea ST |
| Crosses | Water Chelsea River |
| Coordinates | 42.38620, -71.02267 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Movable - Lift |
| Total Length | 478.7 ft (145.9 m) |
| Max Span | 449.8 ft (137.1 m) |
| Deck Width | 69.9 ft (21.3 m) |
| Deck Area | 3107.7 sq m |
| Main Spans | 1 |
| Year Built | 2012 |
Traffic
| Avg Daily Traffic | 13,400 (2019) |
| Truck Traffic | 6% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | B16020B4JDOTNBI |