US Bridges

I 290 Ramp B over HWY Southbridge ST

Fair

Worcester County, Massachusetts · .5 M. N. Auburn T.L. · Structure no. W441061RQDOTNBI

Built
1966
59 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
96 ft
1 main span
Daily traffic
4,654
2022 count
Owner
State
State Highway Agency

About this bridge

I 290 Ramp B over HWY Southbridge ST is a steel stringer/multi-beam or girder carrying I 290 Ramp B over HWY Southbridge ST in Worcester County, Massachusetts. It was built in 1966, so it is 59 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 4,654 vehicles a day, roughly 6% of them trucks, projected to reach 29,217 by 2032. The structure is 96 ft (29.3 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 290 Ramp B
CrossesHWY Southbridge ST
Location.5 M. N. Auburn T.L.
RouteInterstate 290
CountyWorcester County
StateMassachusetts
Coordinates42.23769, -71.81596
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating36.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length96 ft (29.3 m)
Longest span88 ft (26.8 m)
Deck width29 ft (8.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,654 (2022)
Projected traffic29,217 by 2032
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

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$842,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 290 Ramp B over HWY Southbridge ST built?

It was built in 1966, making it 59 years old in 2025.

What condition is I 290 Ramp B over HWY Southbridge 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 May 2023.

How much traffic does I 290 Ramp B over HWY Southbridge ST carry?

About 4,654 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is I 290 Ramp B over HWY Southbridge ST?

The structure is 96 ft (29.3 m) long with a longest span of 88 ft (26.8 m) and a deck 29 ft wide.

Who owns I 290 Ramp B over HWY Southbridge ST?

It is owned by the State Highway Agency.