US Bridges

Wintergreen Avenue over Wintergreen Brook

Fair

New Haven County, Connecticut · .1 West of Wilmont Avenue · Structure no. 04138

Built
1890
135 years old
Condition
Fair
inspected June 2023
Type
Arch - Deck
Masonry
Length
24 ft
1 main span
Daily traffic
2,800
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wintergreen Avenue over Wintergreen Brook is a masonry arch - deck carrying Wintergreen Avenue over Wintergreen Brook in New Haven County, Connecticut. It was built in 1890, so it is 135 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 2,800 vehicles a day, roughly 4% of them trucks, projected to reach 4,161 by 2038. The structure is 24 ft (7.3 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesWintergreen Avenue
CrossesWintergreen Brook
Location.1 West of Wilmont Avenue
RouteCity Street 0
CountyNew Haven County
StateConnecticut
Coordinates41.33931, -72.95789
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
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 rating47 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width27 ft (8.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2018)
Projected traffic4,161 by 2038
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wintergreen Avenue over Wintergreen Brook built?

It was built in 1890, making it 135 years old in 2025.

What condition is Wintergreen Avenue over Wintergreen Brook 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 June 2023.

How much traffic does Wintergreen Avenue over Wintergreen Brook carry?

About 2,800 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Wintergreen Avenue over Wintergreen Brook?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 27 ft wide.

Who owns Wintergreen Avenue over Wintergreen Brook?

It is owned by the City or Municipal Highway Agency.