US Bridges

Route 89 over Mount Hope River

Fair

Windham County, Connecticut · 2.1 MI South of Route 44 · Structure no. 01254

Built
1939
86 years old, rebuilt 1986
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
65 ft
1 main span
Daily traffic
1,600
2020 count
Owner
State
State Highway Agency

About this bridge

Route 89 over Mount Hope River is a steel stringer/multi-beam or girder carrying Route 89 over Mount Hope River in Windham County, Connecticut. It was built in 1939 and reconstructed in 1986, so it is 86 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 1,600 vehicles a day, roughly 3% of them trucks, projected to reach 2,377 by 2040. The structure is 65 ft (19.8 m) long and 35 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesRoute 89
CrossesMount Hope River
Location2.1 MI South of Route 44
RouteState Highway 89
CountyWindham County
StateConnecticut
Coordinates41.8418, -72.16749
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.1 US tons
Inventory rating62.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span62 ft (18.9 m)
Deck width35 ft (10.7 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2020)
Projected traffic2,377 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 Route 89 over Mount Hope River built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1986.

What condition is Route 89 over Mount Hope 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 March 2023.

How much traffic does Route 89 over Mount Hope River carry?

About 1,600 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Route 89 over Mount Hope River?

The structure is 65 ft (19.8 m) long with a longest span of 62 ft (18.9 m) and a deck 35 ft wide.

Who owns Route 89 over Mount Hope River?

It is owned by the State Highway Agency.