US Bridges

Route 67 over Naugatuck River

Fair

New Haven County, Connecticut · Just West of Route 313 · Structure no. 01062

Built
1936
89 years old, rebuilt 1991
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
268 ft
3 main spans
Daily traffic
15,600
2021 count
Owner
State
State Highway Agency

About this bridge

Route 67 over Naugatuck River is a steel continuous stringer/multi-beam or girder carrying Route 67 over Naugatuck River in New Haven County, Connecticut. It was built in 1936 and reconstructed in 1991, so it is 89 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 5 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 15,600 vehicles a day, roughly 6% of them trucks, projected to reach 23,180 by 2041. The structure is 268 ft (81.7 m) long and 58 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesRoute 67
CrossesNaugatuck River
LocationJust West of Route 313
RouteState Highway 67
Coordinates41.39648, -73.07509
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 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 above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating76.9 US tons
Inventory rating43 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length268 ft (81.7 m)
Longest span100 ft (30.5 m)
Deck width58 ft (17.8 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,600 (2021)
Projected traffic23,180 by 2041
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Route 67 over Naugatuck River built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1991.

What condition is Route 67 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 June 2023.

How much traffic does Route 67 over Naugatuck River carry?

About 15,600 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 67 over Naugatuck River?

The structure is 268 ft (81.7 m) long with a longest span of 100 ft (30.5 m) and a deck 58 ft wide.

Who owns Route 67 over Naugatuck River?

It is owned by the State Highway Agency.