St113 /st3a/kendll over Water Merrimack River
Fair Condition96 years old15,470 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | Just East Of Middlesex RD |
| Carries | St113 /st3a/kendll |
| Crosses | Water Merrimack River |
| Coordinates | 42.67615, -71.42120 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Arch - Thru |
| Total Length | 590.6 ft (180 m) |
| Max Span | 546.9 ft (166.7 m) |
| Deck Width | 41.7 ft (12.7 m) |
| Deck Area | 2,286 sq m |
| Main Spans | 1 |
| Year Built | 1930 (reconstructed 2013) |
Traffic
| Avg Daily Traffic | 15,470 (2022) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | T090012ENDOTNBI |