US Bridges

Route 3 over Naubuc Avenue

Fair

Hartford County, Connecticut · 0.64 MI South of Route 2 · Structure no. 00419

Built
1959
66 years old, rebuilt 1987
Condition
Fair
inspected May 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
114 ft
3 main spans
Daily traffic
55,100
2021 count
Owner
State
State Highway Agency

About this bridge

Route 3 over Naubuc Avenue is a steel stringer/multi-beam or girder carrying Route 3 over Naubuc Avenue in Hartford County, Connecticut. It was built in 1959 and reconstructed in 1987, so it is 66 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 55,100 vehicles a day, roughly 6% of them trucks, projected to reach 81,873 by 2041. The structure is 114 ft (34.8 m) long and 84 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesRoute 3
CrossesNaubuc Avenue
Location0.64 MI South of Route 2
RouteState Highway 3
CountyHartford County
StateConnecticut
Coordinates41.72307, -72.62602
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2022
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 alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating55.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length114 ft (34.8 m)
Longest span54 ft (16.5 m)
Deck width84 ft (25.5 m)
Roadway width76 ft (23.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,100 (2021)
Projected traffic81,873 by 2041
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

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 Route 3 over Naubuc Avenue built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1987.

What condition is Route 3 over Naubuc Avenue 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 2022.

How much traffic does Route 3 over Naubuc Avenue carry?

About 55,100 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 3 over Naubuc Avenue?

The structure is 114 ft (34.8 m) long with a longest span of 54 ft (16.5 m) and a deck 84 ft wide.

Who owns Route 3 over Naubuc Avenue?

It is owned by the State Highway Agency.