US Bridges

U.S. Route 6 over South Brook

Good

Litchfield County, Connecticut · 0.2 MI W of Route 64 · Structure no. 02350

Built
1973
52 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
11,700
2020 count
Owner
State
State Highway Agency

About this bridge

U.S. Route 6 over South Brook is a concrete continuous culvert carrying U.S. Route 6 over South Brook in Litchfield County, Connecticut. It was built in 1973, so it is 52 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 11,700 vehicles a day, roughly 4% of them trucks, projected to reach 17,385 by 2040. The structure is 25 ft (7.6 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesU.S. Route 6
CrossesSouth Brook
Location0.2 MI W of Route 64
RouteU.S. Route 6
Coordinates41.52406, -73.20261
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckOther
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width56 ft (17.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,700 (2020)
Projected traffic17,385 by 2040
Trucks4%
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

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 South Brook built?

It was built in 1973, making it 52 years old in 2025.

What condition is U.S. Route 6 over South 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 July 2023.

How much traffic does U.S. Route 6 over South Brook carry?

About 11,700 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is U.S. Route 6 over South Brook?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 56 ft wide.

Who owns U.S. Route 6 over South Brook?

It is owned by the State Highway Agency.