US Bridges

I 291 Ramp B over HWY Dwight ST

Fair

Hampden County, Massachusetts · .1 M E JCT Main St. · Structure no. S24063117DOTNBI

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
104 ft
1 main span
Daily traffic
5,100
2018 count
Owner
State
State Highway Agency

About this bridge

I 291 Ramp B over HWY Dwight ST is a steel stringer/multi-beam or girder carrying I 291 Ramp B over HWY Dwight ST in Hampden County, Massachusetts. It was built in 1967, so it is 58 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.

It carries about 5,100 vehicles a day, roughly 6% of them trucks, projected to reach 55,276 by 2032. The structure is 104 ft (31.7 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 291 Ramp B
CrossesHWY Dwight ST
Location.1 M E JCT Main St.
RouteInterstate 291
CountyHampden County
StateMassachusetts
Coordinates42.10971, -72.59666
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length104 ft (31.7 m)
Longest span99 ft (30.2 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,100 (2018)
Projected traffic55,276 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 SystemYes
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 291 Ramp B over HWY Dwight ST built?

It was built in 1967, making it 58 years old in 2025.

What condition is I 291 Ramp B over HWY Dwight 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 August 2023.

How much traffic does I 291 Ramp B over HWY Dwight ST carry?

About 5,100 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is I 291 Ramp B over HWY Dwight ST?

The structure is 104 ft (31.7 m) long with a longest span of 99 ft (30.2 m) and a deck 29 ft wide.

Who owns I 291 Ramp B over HWY Dwight ST?

It is owned by the State Highway Agency.