US Bridges

Willow Street over Willow Brook

Poor

New Haven County, Connecticut · 0.1 MI East of Route 10 · Structure no. 04896

Built
1924
101 years old
Condition
Poor
inspected September 2023
Type
Tee Beam
Concrete
Length
30 ft
1 main span
Daily traffic
625
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Willow Street over Willow Brook is a concrete tee beam carrying Willow Street over Willow Brook in New Haven County, Connecticut. It was built in 1924, so it is 101 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 625 vehicles a day, roughly 2% of them trucks, projected to reach 929 by 2044. The structure is 30 ft (9.1 m) long and 21 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWillow Street
CrossesWillow Brook
Location0.1 MI East of Route 10
RouteCity Street 0
Coordinates41.44716, -72.90823
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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, would be posted or closed except for temporary shoring
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.5 US tons
Inventory rating25 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length30 ft (9.1 m)
Longest span27 ft (8.2 m)
Deck width21 ft (6.4 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic625 (2024)
Projected traffic929 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Willow Street over Willow Brook built?

It was built in 1924, making it 101 years old in 2025.

What condition is Willow Street over Willow Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.

How much traffic does Willow Street over Willow Brook carry?

About 625 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Willow Street over Willow Brook?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.2 m) and a deck 21 ft wide.

Who owns Willow Street over Willow Brook?

It is owned by the Town or Township Highway Agency.