US Bridges

East Clark Road over W B Tioughnioga R

Good

Cortland County, New York · 1.3 MI SE of Preble · Structure no. 000000002207460

Built
1964
61 years old, rebuilt 1997
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
75
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

East Clark Road over W B Tioughnioga R is a prestressed concrete box beam or girders - multiple carrying East Clark Road over W B Tioughnioga R in Cortland County, New York. It was built in 1964 and reconstructed in 1997, so it is 61 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 75 vehicles a day, roughly 7% of them trucks, projected to reach 105 by 2039. The structure is 39 ft (11.9 m) long and 16 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesEast Clark Road
CrossesW B Tioughnioga R
Location1.3 MI SE of Preble
Coordinates42.71874, -76.13544
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating94 US tons
Inventory rating53 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length39 ft (11.9 m)
Longest span37 ft (11.2 m)
Deck width16 ft (4.9 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2019)
Projected traffic105 by 2039
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$430,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was East Clark Road over W B Tioughnioga R built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1997.

What condition is East Clark Road over W B Tioughnioga R in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does East Clark Road over W B Tioughnioga R carry?

About 75 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is East Clark Road over W B Tioughnioga R?

The structure is 39 ft (11.9 m) long with a longest span of 37 ft (11.2 m) and a deck 16 ft wide.

Who owns East Clark Road over W B Tioughnioga R?

It is owned by the Town or Township Highway Agency.