US Bridges

Ferry Street over Quinnipiac River

Fair

New Haven County, Connecticut · 1.2 MI South JCT I-91 NB · Structure no. 03809

Built
1940
85 years old, rebuilt 2008
Condition
Fair
inspected September 2023
Type
Movable - Bascule
Steel
Length
431 ft
1 main span
Daily traffic
5,500
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ferry Street over Quinnipiac River is a steel movable - bascule carrying Ferry Street over Quinnipiac River in New Haven County, Connecticut. It was built in 1940 and reconstructed in 2008, so it is 85 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 5,500 vehicles a day, roughly 6% of them trucks, projected to reach 8,172 by 2041. The structure is 431 ft (131.4 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFerry Street
CrossesQuinnipiac River
Location1.2 MI South JCT I-91 NB
RouteCity Street 0
Coordinates41.302, -72.89295
Functional classUrban Minor Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.3 US tons
Inventory rating26.5 US tons

Structure

Structure typeMovable - Bascule
MaterialSteel
DeckOpen grating
Main spans1 (+2 approach)
Design loadHS 20
Structure length431 ft (131.4 m)
Longest span124 ft (37.8 m)
Deck width60 ft (18.3 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2021)
Projected traffic8,172 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Ferry Street over Quinnipiac River built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 2008.

What condition is Ferry Street over Quinnipiac 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 2023.

How much traffic does Ferry Street over Quinnipiac River carry?

About 5,500 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Ferry Street over Quinnipiac River?

The structure is 431 ft (131.4 m) long with a longest span of 124 ft (37.8 m) and a deck 60 ft wide.

Who owns Ferry Street over Quinnipiac River?

It is owned by the City or Municipal Highway Agency.