US Bridges

HWY Bowker Int over ST 2 Comm Av Beacon ST

FairPosted for load

Suffolk County, Massachusetts · .2 MI S of ST RTE 2A · Structure no. B163654ELDOTNBI

Built
1965
60 years old, rebuilt 2016
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
814 ft
9 main spans
Daily traffic
53,577
2022 count
Owner
State
State Highway Agency

About this bridge

HWY Bowker Int over ST 2 Comm Av Beacon ST is a steel stringer/multi-beam or girder carrying HWY Bowker Int over ST 2 Comm Av Beacon ST in Suffolk County, Massachusetts. It was built in 1965 and reconstructed in 2016, so it is 60 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 53,577 vehicles a day, projected to reach 42,641 by 2032. The structure is 814 ft (248 m) long and 60 ft wide.

Location

Open in Google Maps
CarriesHWY Bowker Int
CrossesST 2 Comm Av Beacon ST
Location.2 MI S of ST RTE 2A
RouteCity Street 0
CountySuffolk County
StateMassachusetts
Coordinates42.34914, -71.0923
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating30.9 US tons
Inventory rating18.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length814 ft (248 m)
Longest span112 ft (34.2 m)
Deck width60 ft (18.3 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deck16 ft (5 m)

Traffic and service

Average daily traffic53,577 (2022)
Projected traffic42,641 by 2032
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$44.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Bowker Int over ST 2 Comm Av Beacon ST built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2016.

What condition is HWY Bowker Int over ST 2 Comm Av Beacon ST in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does HWY Bowker Int over ST 2 Comm Av Beacon ST carry?

About 53,577 vehicles per day (2022 count).

How long is HWY Bowker Int over ST 2 Comm Av Beacon ST?

The structure is 814 ft (248 m) long with a longest span of 112 ft (34.2 m) and a deck 60 ft wide.

Who owns HWY Bowker Int over ST 2 Comm Av Beacon ST?

It is owned by the State Highway Agency.