US Bridges

Shepard Avenue over Shepard Brook

Good

New Haven County, Connecticut · 2 Miles North of Route 10 · Structure no. 06204

Built
1985
40 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
2,700
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Shepard Avenue over Shepard Brook is a concrete culvert carrying Shepard Avenue over Shepard Brook in New Haven County, Connecticut. It was built in 1985, so it is 40 years old, younger 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 2,700 vehicles a day, roughly 2% of them trucks, projected to reach 4,012 by 2041. The structure is 21 ft (6.4 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesShepard Avenue
CrossesShepard Brook
Location2 Miles North of Route 10
RouteCity Street 0
Coordinates41.40422, -72.92346
Functional classUrban Minor Arterial

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width54 ft (16.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2021)
Projected traffic4,012 by 2041
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Shepard Avenue over Shepard Brook built?

It was built in 1985, making it 40 years old in 2025.

What condition is Shepard Avenue over Shepard 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 October 2023.

How much traffic does Shepard Avenue over Shepard Brook carry?

About 2,700 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Shepard Avenue over Shepard Brook?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 54 ft wide.

Who owns Shepard Avenue over Shepard Brook?

It is owned by the City or Municipal Highway Agency.