US Bridges

INTERSTATE-84 over Connecticut River

Fair

Hartford County, Connecticut · 1 MI East of I-91 · Structure no. 00980A

Built
1906
119 years old, rebuilt 1964
Condition
Fair
inspected September 2024
Type
Arch - Deck
Masonry
Length
1,075 ft
9 main spans
Daily traffic
135,200
2021 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-84 over Connecticut River is a masonry arch - deck carrying INTERSTATE-84 over Connecticut River in Hartford County, Connecticut. It was built in 1906 and reconstructed in 1964, so it is 119 years old, older 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 135,200 vehicles a day, roughly 14% of them trucks, projected to reach 200,894 by 2041. The structure is 1,075 ft (327.7 m) long and 121 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesINTERSTATE-84
CrossesConnecticut River
Location1 MI East of I-91
RouteInterstate 84
Coordinates41.76951, -72.66552
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating34 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans9
Design loadUnknown
Structure length1,075 ft (327.7 m)
Longest span119 ft (36.3 m)
Deck width121 ft (36.8 m)
Roadway width106 ft (32.3 m)
Vertical clearance over deck19 ft (5.8 m)

Traffic and service

Average daily traffic135,200 (2021)
Projected traffic200,894 by 2041
Trucks14%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was INTERSTATE-84 over Connecticut River built?

It was built in 1906, making it 119 years old in 2025. It was reconstructed in 1964.

What condition is INTERSTATE-84 over Connecticut 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 September 2024.

How much traffic does INTERSTATE-84 over Connecticut River carry?

About 135,200 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is INTERSTATE-84 over Connecticut River?

The structure is 1,075 ft (327.7 m) long with a longest span of 119 ft (36.3 m) and a deck 121 ft wide.

Who owns INTERSTATE-84 over Connecticut River?

It is owned by the State Highway Agency.