US Bridges

RTE 17C over Thorne Hollow Crk

Fair

Tioga County, New York · 3.0 MI W of Owego · Structure no. 000000001012920

Built
1995
30 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
2,705
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 17C over Thorne Hollow Crk is a concrete culvert carrying RTE 17C over Thorne Hollow Crk in Tioga County, New York. It was built in 1995, so it is 30 years old, younger 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 2,705 vehicles a day, roughly 12% of them trucks, projected to reach 2,821 by 2041. The structure is 27 ft (8.2 m) long and 43 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesRTE 17C
CrossesThorne Hollow Crk
Location3.0 MI W of Owego
RouteState Highway 17C
CountyTioga County
StateNew York
Coordinates42.0866, -76.31139
Functional classRural Major 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating89.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,705 (2020)
Projected traffic2,821 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$707,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 17C over Thorne Hollow Crk built?

It was built in 1995, making it 30 years old in 2025.

What condition is RTE 17C over Thorne Hollow Crk 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 RTE 17C over Thorne Hollow Crk carry?

About 2,705 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is RTE 17C over Thorne Hollow Crk?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 43 ft wide.

Who owns RTE 17C over Thorne Hollow Crk?

It is owned by the State Highway Agency.