US Bridges

HWY Rmp J (wash) over ST 3 SB Connector

Fair

Norfolk County, Massachusetts · ST 3 SB · Structure no. B2105834TDOTNBI

Built
1981
44 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
157 ft
1 main span
Daily traffic
4,135
2022 count
Owner
State
State Highway Agency

About this bridge

HWY Rmp J (wash) over ST 3 SB Connector is a steel stringer/multi-beam or girder carrying HWY Rmp J (wash) over ST 3 SB Connector in Norfolk County, Massachusetts. It was built in 1981, so it is 44 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,135 vehicles a day, roughly 5% of them trucks, projected to reach 16,109 by 2032. The structure is 157 ft (47.8 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHWY Rmp J (wash)
CrossesST 3 SB Connector
LocationST 3 SB
CountyNorfolk County
StateMassachusetts
Coordinates42.22557, -71.0178
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment9: Superior to present desirable criteria
Operating rating68.5 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length157 ft (47.8 m)
Longest span150 ft (45.7 m)
Deck width25 ft (7.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,135 (2022)
Projected traffic16,109 by 2032
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$4.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Rmp J (wash) over ST 3 SB Connector built?

It was built in 1981, making it 44 years old in 2025.

What condition is HWY Rmp J (wash) over ST 3 SB Connector 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 Rmp J (wash) over ST 3 SB Connector carry?

About 4,135 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is HWY Rmp J (wash) over ST 3 SB Connector?

The structure is 157 ft (47.8 m) long with a longest span of 150 ft (45.7 m) and a deck 25 ft wide.

Who owns HWY Rmp J (wash) over ST 3 SB Connector?

It is owned by the State Highway Agency.