US Bridges

West Ames RD over Canajoharie Creek

Fair

Montgomery County, New York · .2 MI West of Ames · Structure no. 000000003309710

Built
1938
87 years old, rebuilt 1992
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
398
2021 count
Owner
County
County Highway Agency

About this bridge

West Ames RD over Canajoharie Creek is a prestressed concrete box beam or girders - multiple carrying West Ames RD over Canajoharie Creek in Montgomery County, New York. It was built in 1938 and reconstructed in 1992, so it is 87 years old, older than the New York average of 53 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 398 vehicles a day, roughly 9% of them trucks, projected to reach 557 by 2041. The structure is 63 ft (19.2 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWest Ames RD
CrossesCanajoharie Creek
Location.2 MI West of Ames
RouteCounty Highway 0
Coordinates42.84362, -74.62522
Functional classRural Minor 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.1 US tons
Inventory rating60 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length63 ft (19.2 m)
Longest span58 ft (17.6 m)
Deck width29 ft (8.8 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic398 (2021)
Projected traffic557 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$967,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was West Ames RD over Canajoharie Creek built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1992.

What condition is West Ames RD over Canajoharie Creek 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 April 2023.

How much traffic does West Ames RD over Canajoharie Creek carry?

About 398 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is West Ames RD over Canajoharie Creek?

The structure is 63 ft (19.2 m) long with a longest span of 58 ft (17.6 m) and a deck 29 ft wide.

Who owns West Ames RD over Canajoharie Creek?

It is owned by the County Highway Agency.