US Bridges

I-84 Ramp 266 over Skungamaug River

Fair

Tolland County, Connecticut · 50 West of Route 195 · Structure no. 04279

Built
1978
47 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
7,400
2021 count
Owner
State
State Highway Agency

About this bridge

I-84 Ramp 266 over Skungamaug River is a concrete continuous culvert carrying I-84 Ramp 266 over Skungamaug River in Tolland County, Connecticut. It was built in 1978, so it is 47 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 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 7,400 vehicles a day, roughly 10% of them trucks, projected to reach 10,996 by 2041. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesI-84 Ramp 266
CrossesSkungamaug River
Location50 West of Route 195
RouteInterstate 84
CountyTolland County
StateConnecticut
Coordinates41.86253, -72.36009
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating52.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,400 (2021)
Projected traffic10,996 by 2041
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-84 Ramp 266 over Skungamaug River built?

It was built in 1978, making it 47 years old in 2025.

What condition is I-84 Ramp 266 over Skungamaug River 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 October 2023.

How much traffic does I-84 Ramp 266 over Skungamaug River carry?

About 7,400 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is I-84 Ramp 266 over Skungamaug River?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.4 m).

Who owns I-84 Ramp 266 over Skungamaug River?

It is owned by the State Highway Agency.