US Bridges

U.S. Route 6 over Pequabuck River

Fair

Litchfield County, Connecticut · 0.2 Mile West of Route 72 · Structure no. 00470

Built
1935
90 years old, rebuilt 1986
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
27 ft
1 main span
Daily traffic
16,600
2023 count
Owner
State
State Highway Agency

About this bridge

U.S. Route 6 over Pequabuck River is a concrete tee beam carrying U.S. Route 6 over Pequabuck River in Litchfield County, Connecticut. It was built in 1935 and reconstructed in 1986, so it is 90 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 16,600 vehicles a day, roughly 4% of them trucks, projected to reach 24,666 by 2043. The structure is 27 ft (8.2 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesU.S. Route 6
CrossesPequabuck River
Location0.2 Mile West of Route 72
RouteU.S. Route 6
Coordinates41.67845, -73.00522
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.
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating77.9 US tons
Inventory rating46.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width56 ft (17.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,600 (2023)
Projected traffic24,666 by 2043
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 SystemYes

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 U.S. Route 6 over Pequabuck River built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1986.

What condition is U.S. Route 6 over Pequabuck 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 August 2024.

How much traffic does U.S. Route 6 over Pequabuck River carry?

About 16,600 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is U.S. Route 6 over Pequabuck River?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 56 ft wide.

Who owns U.S. Route 6 over Pequabuck River?

It is owned by the State Highway Agency.