US Bridges

I-84 Ramps 181&184 over I-84 and I-84 Ramp 181

Fair

Hartford County, Connecticut · .6 MI E Plainville-N.B.Tl · Structure no. 03322

Built
1969
56 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
430 ft
5 main spans
Daily traffic
3,900
2021 count
Owner
State
State Highway Agency

About this bridge

I-84 Ramps 181&184 over I-84 and I-84 Ramp 181 is a steel stringer/multi-beam or girder carrying I-84 Ramps 181&184 over I-84 and I-84 Ramp 181 in Hartford County, Connecticut. It was built in 1969, so it is 56 years old, younger than the Connecticut average of 56.7 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 3,900 vehicles a day, roughly 9% of them trucks, projected to reach 5,795 by 2041. The structure is 430 ft (131 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-84 Ramps 181&184
CrossesI-84 and I-84 Ramp 181
Location.6 MI E Plainville-N.B.Tl
RouteInterstate 84
CountyHartford County
StateConnecticut
Coordinates41.67653, -72.81964
Functional classUrban Principal Arterial - Interstate

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 inspectionDecember 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 geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.7 US tons
Inventory rating43.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length430 ft (131 m)
Longest span101 ft (30.8 m)
Deck width59 ft (18.1 m)
Roadway width56 ft (17 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2021)
Projected traffic5,795 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-84 Ramps 181&184 over I-84 and I-84 Ramp 181 built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-84 Ramps 181&184 over I-84 and I-84 Ramp 181 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 December 2023.

How much traffic does I-84 Ramps 181&184 over I-84 and I-84 Ramp 181 carry?

About 3,900 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is I-84 Ramps 181&184 over I-84 and I-84 Ramp 181?

The structure is 430 ft (131 m) long with a longest span of 101 ft (30.8 m) and a deck 59 ft wide.

Who owns I-84 Ramps 181&184 over I-84 and I-84 Ramp 181?

It is owned by the State Highway Agency.