US Bridges

Chestnut Hill Road over Five Mile River

Fair

Windham County, Connecticut · 350 from JCT Ware Road · Structure no. 04706

Built
1937
88 years old, rebuilt 2008
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
39 ft
1 main span
Daily traffic
1,019
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Chestnut Hill Road over Five Mile River is a wood or timber stringer/multi-beam or girder carrying Chestnut Hill Road over Five Mile River in Windham County, Connecticut. It was built in 1937 and reconstructed in 2008, so it is 88 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 1,019 vehicles a day, roughly 7% of them trucks, projected to reach 1,514 by 2044. The structure is 39 ft (11.9 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesChestnut Hill Road
CrossesFive Mile River
Location350 from JCT Ware Road
RouteCity Street 0
Coordinates41.87577, -71.86102
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than 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 alignment7: Better than present minimum criteria
Operating rating58.3 US tons
Inventory rating39.6 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span35 ft (10.7 m)
Deck width33 ft (10 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,019 (2024)
Projected traffic1,514 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Chestnut Hill Road over Five Mile River built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 2008.

What condition is Chestnut Hill Road 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 2024.

How much traffic does Chestnut Hill Road over Five Mile River carry?

About 1,019 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Chestnut Hill Road over Five Mile River?

The structure is 39 ft (11.9 m) long with a longest span of 35 ft (10.7 m) and a deck 33 ft wide.

Who owns Chestnut Hill Road over Five Mile River?

It is owned by the Town or Township Highway Agency.