HWY Plm Isln Tpk over Water Plum Island River
Poor Condition53 years old9,172 vehicles/day
Location
| State | Massachusetts |
| County | Essex |
| Location | 0.4 Mi W Of Sunset DR |
| Carries | HWY Plm Isln Tpk |
| Crosses | Water Plum Island River |
| Coordinates | 42.79778, -70.82144 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 3 (Serious) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Movable - Bascule |
| Total Length | 134.8 ft (41.1 m) |
| Max Span | 95.1 ft (29 m) |
| Deck Width | 38.4 ft (11.7 m) |
| Deck Area | 480.9 sq m |
| Main Spans | 1 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 9,172 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 6 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | N100112Y6DOTNBI |