US Bridges

Winchester Street over Ashuelot River

Fair

Cheshire County, New Hampshire · Downtown Keene · Structure no. 013601270006800

Built
1965
60 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
125 ft
2 main spans
Daily traffic
11,181
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Winchester Street over Ashuelot River is a steel continuous stringer/multi-beam or girder carrying Winchester Street over Ashuelot River in Cheshire County, New Hampshire. It was built in 1965, so it is 60 years old, older than the New Hampshire average of 56.9 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 11,181 vehicles a day, roughly 5% of them trucks, projected to reach 16,547 by 2043. The structure is 125 ft (38.1 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWinchester Street
CrossesAshuelot River
LocationDowntown Keene
RouteCity Street 0
Coordinates42.92716, -72.28659
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 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 rating54.9 US tons
Inventory rating33.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length125 ft (38.1 m)
Longest span60 ft (18.3 m)
Deck width52 ft (15.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,181 (2023)
Projected traffic16,547 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$314,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Winchester Street over Ashuelot River built?

It was built in 1965, making it 60 years old in 2025.

What condition is Winchester Street over Ashuelot 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 July 2023.

How much traffic does Winchester Street over Ashuelot River carry?

About 11,181 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Winchester Street over Ashuelot River?

The structure is 125 ft (38.1 m) long with a longest span of 60 ft (18.3 m) and a deck 52 ft wide.

Who owns Winchester Street over Ashuelot River?

It is owned by the City or Municipal Highway Agency.