US Bridges

RTE 17 over Susquehanna River

Good

Tioga County, New York · 3.2 MI NE JCT Rts 17 + 34 · Structure no. 000000001062111

Built
1970
55 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
483 ft
3 main spans
Daily traffic
8,583
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 17 over Susquehanna River is a steel continuous stringer/multi-beam or girder carrying RTE 17 over Susquehanna River in Tioga County, New York. It was built in 1970, so it is 55 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 8,583 vehicles a day, roughly 25% of them trucks, projected to reach 13,394 by 2041. The structure is 483 ft (147.2 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 17
CrossesSusquehanna River
Location3.2 MI NE JCT Rts 17 + 34
RouteState Highway 17
Coordinates42.00838, -76.46424
Functional classRural Principal Arterial - Other

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating52 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length483 ft (147.2 m)
Longest span205 ft (62.4 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,583 (2021)
Projected traffic13,394 by 2041
Trucks25%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$7.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 17 over Susquehanna River built?

It was built in 1970, making it 55 years old in 2025.

What condition is RTE 17 over Susquehanna River 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 July 2023.

How much traffic does RTE 17 over Susquehanna River carry?

About 8,583 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is RTE 17 over Susquehanna River?

The structure is 483 ft (147.2 m) long with a longest span of 205 ft (62.4 m) and a deck 42 ft wide.

Who owns RTE 17 over Susquehanna River?

It is owned by the State Highway Agency.