US Bridges

Kenyonville Road over Still River

Poor

Windham County, Connecticut · 0.1 Mile South of RTE 171 · Structure no. 04814

Built
1947
78 years old
Condition
Poor
inspected October 2024
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
246
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Kenyonville Road over Still River is a concrete slab carrying Kenyonville Road over Still River in Windham County, Connecticut. It was built in 1947, so it is 78 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 246 vehicles a day, roughly 7% of them trucks, projected to reach 366 by 2040. The structure is 24 ft (7.3 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesKenyonville Road
CrossesStill River
Location0.1 Mile South of RTE 171
RouteCity Street 0
CountyWindham County
StateConnecticut
Coordinates41.92851, -72.08484
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating31.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic246 (2020)
Projected traffic366 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Kenyonville Road over Still River built?

It was built in 1947, making it 78 years old in 2025.

What condition is Kenyonville Road over Still River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Kenyonville Road over Still River carry?

About 246 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Kenyonville Road over Still River?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 26 ft wide.

Who owns Kenyonville Road over Still River?

It is owned by the Town or Township Highway Agency.