US Bridges

Brook Street over Wilmot Brook

Good

New Haven County, Connecticut · 0.2 MI W of Route 15 · Structure no. 03737

Built
1950
75 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
5,200
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Brook Street over Wilmot Brook is a concrete continuous culvert carrying Brook Street over Wilmot Brook in New Haven County, Connecticut. It was built in 1950, so it is 75 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,200 vehicles a day, roughly 4% of them trucks, projected to reach 7,727 by 2038. The structure is 30 ft (9.1 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBrook Street
CrossesWilmot Brook
Location0.2 MI W of Route 15
RouteCity Street 0
Coordinates41.35614, -72.94359
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width52 ft (15.8 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,200 (2018)
Projected traffic7,727 by 2038
Trucks4%
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

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 Brook Street over Wilmot Brook built?

It was built in 1950, making it 75 years old in 2025.

What condition is Brook Street over Wilmot Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Brook Street over Wilmot Brook carry?

About 5,200 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Brook Street over Wilmot Brook?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m) and a deck 52 ft wide.

Who owns Brook Street over Wilmot Brook?

It is owned by the Town or Township Highway Agency.