US Bridges

Route 8 Northbound over Huntingdon Avenue

Fair

New Haven County, Connecticut · .4MI S of Wtrby Wtrtwn Tl · Structure no. 01721

Built
1964
61 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
65 ft
1 main span
Daily traffic
17,900
2021 count
Owner
State
State Highway Agency

About this bridge

Route 8 Northbound over Huntingdon Avenue is a steel stringer/multi-beam or girder carrying Route 8 Northbound over Huntingdon Avenue in New Haven County, Connecticut. It was built in 1964, so it is 61 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 17,900 vehicles a day, roughly 6% of them trucks, projected to reach 26,598 by 2041. The structure is 65 ft (19.8 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 8 Northbound
CrossesHuntingdon Avenue
Location.4MI S of Wtrby Wtrtwn Tl
RouteState Highway 8
Coordinates41.58425, -73.05404
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.8 US tons
Inventory rating55.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length65 ft (19.8 m)
Longest span59 ft (18 m)
Deck width44 ft (13.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,900 (2021)
Projected traffic26,598 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 Northbound over Huntingdon Avenue built?

It was built in 1964, making it 61 years old in 2025.

What condition is Route 8 Northbound over Huntingdon 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 December 2023.

How much traffic does Route 8 Northbound over Huntingdon Avenue carry?

About 17,900 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 8 Northbound over Huntingdon Avenue?

The structure is 65 ft (19.8 m) long with a longest span of 59 ft (18 m) and a deck 44 ft wide.

Who owns Route 8 Northbound over Huntingdon Avenue?

It is owned by the State Highway Agency.