US Bridges

Route 8 Southbound over Washington Avenue

Fair

New Haven County, Connecticut · .7 MI South of I-84 · Structure no. 03186

Built
1965
60 years old, rebuilt 1990
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
77 ft
1 main span
Daily traffic
23,800
2021 count
Owner
State
State Highway Agency

About this bridge

Route 8 Southbound over Washington Avenue is a steel stringer/multi-beam or girder carrying Route 8 Southbound over Washington Avenue in New Haven County, Connecticut. It was built in 1965 and reconstructed in 1990, so it is 60 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 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 23,800 vehicles a day, roughly 6% of them trucks, projected to reach 35,364 by 2041. The structure is 77 ft (23.5 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 8 Southbound
CrossesWashington Avenue
Location.7 MI South of I-84
RouteState Highway 8
Coordinates41.54406, -73.0448
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating60 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span72 ft (21.9 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,800 (2021)
Projected traffic35,364 by 2041
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 8 Southbound over Washington Avenue built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1990.

What condition is Route 8 Southbound over Washington 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 August 2024.

How much traffic does Route 8 Southbound over Washington Avenue carry?

About 23,800 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 8 Southbound over Washington Avenue?

The structure is 77 ft (23.5 m) long with a longest span of 72 ft (21.9 m) and a deck 44 ft wide.

Who owns Route 8 Southbound over Washington Avenue?

It is owned by the State Highway Agency.