US Bridges

Stone Bridge Road over Little River

Fair

Windham County, Connecticut · 0.6 MI East of Route 171 · Structure no. 05692

Built
1914
111 years old, rebuilt 1988
Condition
Fair
inspected October 2022
Type
Slab
Prestressed Concrete
Length
69 ft
3 main spans
Daily traffic
572
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Stone Bridge Road over Little River is a prestressed concrete slab carrying Stone Bridge Road over Little River in Windham County, Connecticut. It was built in 1914 and reconstructed in 1988, so it is 111 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 572 vehicles a day, roughly 7% of them trucks, projected to reach 850 by 2044. The structure is 69 ft (21.1 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesStone Bridge Road
CrossesLittle River
Location0.6 MI East of Route 171
RouteCity Street 0
Coordinates41.94272, -71.94984
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating47 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length69 ft (21.1 m)
Longest span24 ft (7.3 m)
Deck width29 ft (8.9 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic572 (2024)
Projected traffic850 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Stone Bridge Road over Little River built?

It was built in 1914, making it 111 years old in 2025. It was reconstructed in 1988.

What condition is Stone Bridge Road over Little 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 October 2022.

How much traffic does Stone Bridge Road over Little River carry?

About 572 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Stone Bridge Road over Little River?

The structure is 69 ft (21.1 m) long with a longest span of 24 ft (7.3 m) and a deck 29 ft wide.

Who owns Stone Bridge Road over Little River?

It is owned by the Town or Township Highway Agency.