US Bridges

HWY Embkt WB Off over HWY Embknt Eb&wb on Rp

FairPosted for load

Suffolk County, Massachusetts · Charles Circle Storrow D · Structure no. B162574FMDOTNBI

Built
1951
74 years old, rebuilt 1996
Condition
Fair
inspected January 2025
Type
Girder and Floorbeam System
Steel
Length
496 ft
7 main spans
Daily traffic
7,500
2025 count
Owner
State
State Highway Agency

About this bridge

HWY Embkt WB Off over HWY Embknt Eb&wb on Rp is a steel girder and floorbeam system carrying HWY Embkt WB Off over HWY Embknt Eb&wb on Rp in Suffolk County, Massachusetts. It was built in 1951 and reconstructed in 1996, so it is 74 years old, older 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 other load-capacity restriction.

It carries about 7,500 vehicles a day, projected to reach 15,319 by 2032. The structure is 496 ft (151.2 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHWY Embkt WB Off
CrossesHWY Embknt Eb&wb on Rp
LocationCharles Circle Storrow D
RouteU.S. Route 1
Coordinates42.36234, -71.07179
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating23.6 US tons
Inventory rating14.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans7
Design loadUnknown
Structure length496 ft (151.2 m)
Longest span110 ft (33.5 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,500 (2025)
Projected traffic15,319 by 2032
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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$14.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Embkt WB Off over HWY Embknt Eb&wb on Rp built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1996.

What condition is HWY Embkt WB Off over HWY Embknt Eb&wb on Rp 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 January 2025.

How much traffic does HWY Embkt WB Off over HWY Embknt Eb&wb on Rp carry?

About 7,500 vehicles per day (2025 count).

How long is HWY Embkt WB Off over HWY Embknt Eb&wb on Rp?

The structure is 496 ft (151.2 m) long with a longest span of 110 ft (33.5 m) and a deck 32 ft wide.

Who owns HWY Embkt WB Off over HWY Embknt Eb&wb on Rp?

It is owned by the State Highway Agency.