US Bridges

Washington Ave #3 over Naugatuck River

Fair

New Haven County, Connecticut · 0.2 MI E of Rt 8 SB EX.30 · Structure no. 04165

Built
1956
69 years old, rebuilt 1997
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
282 ft
4 main spans
Daily traffic
6,100
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Washington Ave #3 over Naugatuck River is a steel stringer/multi-beam or girder carrying Washington Ave #3 over Naugatuck River in New Haven County, Connecticut. It was built in 1956 and reconstructed in 1997, so it is 69 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 6,100 vehicles a day, roughly 5% of them trucks, projected to reach 9,064 by 2043. The structure is 282 ft (86 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWashington Ave #3
CrossesNaugatuck River
Location0.2 MI E of Rt 8 SB EX.30
RouteCity Street 0
Coordinates41.544, -73.04018
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating58.2 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length282 ft (86 m)
Longest span74 ft (22.6 m)
Deck width40 ft (12.3 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,100 (2023)
Projected traffic9,064 by 2043
Trucks5%
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 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 Washington Ave #3 over Naugatuck River built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1997.

What condition is Washington Ave #3 over Naugatuck 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 November 2024.

How much traffic does Washington Ave #3 over Naugatuck River carry?

About 6,100 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Washington Ave #3 over Naugatuck River?

The structure is 282 ft (86 m) long with a longest span of 74 ft (22.6 m) and a deck 40 ft wide.

Who owns Washington Ave #3 over Naugatuck River?

It is owned by the City or Municipal Highway Agency.