US Bridges

US Route 6 over Five Mile River

Fair

Windham County, Connecticut · Junction With Rte. 12 · Structure no. 00496

Built
1959
66 years old, rebuilt 1991
Condition
Fair
inspected August 2023
Type
Frame
Concrete Continuous
Length
50 ft
2 main spans
Daily traffic
18,300
2022 count
Owner
State
State Highway Agency

About this bridge

US Route 6 over Five Mile River is a concrete continuous frame carrying US Route 6 over Five Mile River in Windham County, Connecticut. It was built in 1959 and reconstructed in 1991, so it is 66 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 18,300 vehicles a day, roughly 7% of them trucks, projected to reach 27,192 by 2042. The structure is 50 ft (15.2 m) long and 144 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesUS Route 6
CrossesFive Mile River
LocationJunction With Rte. 12
RouteU.S. Route 6
CountyWindham County
StateConnecticut
Coordinates41.80185, -71.88685
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span24 ft (7.3 m)
Deck width144 ft (43.9 m)
Roadway width106 ft (32.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,300 (2022)
Projected traffic27,192 by 2042
Trucks7%
Lanes on structure7
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 US Route 6 over Five Mile River built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1991.

What condition is US Route 6 over Five Mile 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 2023.

How much traffic does US Route 6 over Five Mile River carry?

About 18,300 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is US Route 6 over Five Mile River?

The structure is 50 ft (15.2 m) long with a longest span of 24 ft (7.3 m) and a deck 144 ft wide.

Who owns US Route 6 over Five Mile River?

It is owned by the State Highway Agency.