US Bridges

HWY N Wshngtn ST over Other Warehouse

Good

Suffolk County, Massachusetts · Near Boston Garden · Structure no. B1601637PMUNNBI

Built
1900
125 years old, rebuilt 1992
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
272 ft
5 main spans
Daily traffic
36,206
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

HWY N Wshngtn ST over Other Warehouse is a steel stringer/multi-beam or girder carrying HWY N Wshngtn ST over Other Warehouse in Suffolk County, Massachusetts. It was built in 1900 and reconstructed in 1992, so it is 125 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 36,206 vehicles a day, roughly 13% of them trucks, projected to reach 104,550 by 2033. The structure is 272 ft (82.9 m) long and 102 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHWY N Wshngtn ST
CrossesOther Warehouse
LocationNear Boston Garden
RouteCity Street 0
CountySuffolk County
StateMassachusetts
Coordinates42.37048, -71.06105
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating57.9 US tons
Inventory rating36.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5 (+1 approach)
Design loadHS 20
Structure length272 ft (82.9 m)
Longest span50 ft (15.2 m)
Deck width102 ft (31.2 m)
Roadway width81 ft (24.7 m)
Vertical clearance over deck18 ft (5.4 m)

Traffic and service

Average daily traffic36,206 (2024)
Projected traffic104,550 by 2033
Trucks13%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$5.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY N Wshngtn ST over Other Warehouse built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1992.

What condition is HWY N Wshngtn ST over Other Warehouse in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does HWY N Wshngtn ST over Other Warehouse carry?

About 36,206 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is HWY N Wshngtn ST over Other Warehouse?

The structure is 272 ft (82.9 m) long with a longest span of 50 ft (15.2 m) and a deck 102 ft wide.

Who owns HWY N Wshngtn ST over Other Warehouse?

It is owned by the City or Municipal Highway Agency.