US Bridges

Mill Street over Chequaga Falls

Fair

Schuyler County, New York · 0.2 Miles S of Intersecti · Structure no. 000000003332580

Built
1949
76 years old, rebuilt 2019
Condition
Fair
inspected August 2023
Type
Arch - Deck
Steel
Length
120 ft
1 main span
Daily traffic
321
2018 count
Owner
County
County Highway Agency

About this bridge

Mill Street over Chequaga Falls is a steel arch - deck carrying Mill Street over Chequaga Falls in Schuyler County, New York. It was built in 1949 and reconstructed in 2019, so it is 76 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 321 vehicles a day, roughly 4% of them trucks, projected to reach 449 by 2038. The structure is 120 ft (36.6 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMill Street
CrossesChequaga Falls
Location0.2 Miles S of Intersecti
Coordinates42.34492, -76.8521
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
Deck9 ExcellentNo problems noted.
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 inspectionAugust 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating64 US tons
Inventory rating44 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadH 20
Structure length120 ft (36.6 m)
Longest span84 ft (25.6 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic321 (2018)
Projected traffic449 by 2038
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mill Street over Chequaga Falls built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 2019.

What condition is Mill Street over Chequaga Falls 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 2023.

How much traffic does Mill Street over Chequaga Falls carry?

About 321 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Mill Street over Chequaga Falls?

The structure is 120 ft (36.6 m) long with a longest span of 84 ft (25.6 m) and a deck 27 ft wide.

Who owns Mill Street over Chequaga Falls?

It is owned by the County Highway Agency.