US Bridges

Route 101 over Five Mile River

Fair

Windham County, Connecticut · .6 MI W of INTERSTATE-395 · Structure no. 01298

Built
1940
85 years old, rebuilt 1999
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
58 ft
1 main span
Daily traffic
11,300
2022 count
Owner
State
State Highway Agency

About this bridge

Route 101 over Five Mile River is a steel stringer/multi-beam or girder carrying Route 101 over Five Mile River in Windham County, Connecticut. It was built in 1940 and reconstructed in 1999, so it is 85 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 11,300 vehicles a day, roughly 5% of them trucks, projected to reach 16,791 by 2042. The structure is 58 ft (17.7 m) long and 41 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesRoute 101
CrossesFive Mile River
Location.6 MI W of INTERSTATE-395
RouteState Highway 101
Coordinates41.84666, -71.88938
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.7 US tons
Inventory rating78.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span50 ft (15.2 m)
Deck width41 ft (12.4 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,300 (2022)
Projected traffic16,791 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed14.3 mi (23 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 101 over Five Mile River built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1999.

What condition is Route 101 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 October 2024.

How much traffic does Route 101 over Five Mile River carry?

About 11,300 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Route 101 over Five Mile River?

The structure is 58 ft (17.7 m) long with a longest span of 50 ft (15.2 m) and a deck 41 ft wide.

Who owns Route 101 over Five Mile River?

It is owned by the State Highway Agency.