HWY School ST over Water Merrimack River
Fair Condition109 years old20,800 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | S. Of Vfw Highway |
| Carries | HWY School ST |
| Crosses | Water Merrimack River |
| Coordinates | 42.64986, -71.33079 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 336.0 ft (102.4 m) |
| Max Span | 125.3 ft (38.2 m) |
| Deck Width | 56.4 ft (17.2 m) |
| Deck Area | 1761.3 sq m |
| Main Spans | 3 |
| Year Built | 1917 (reconstructed 2005) |
Traffic
| Avg Daily Traffic | 20,800 (2019) |
| Truck Traffic | 10% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | L150222BNMUNNBI |