US Bridges

Main Street over Susquehanna River

Fair

Delaware County, New York · JCT RTE 8 + Susquehanna R · Structure no. 000000001004470

Built
1936
89 years old, rebuilt 1979
Condition
Fair
inspected November 2024
Type
Truss - Thru
Steel
Length
385 ft
3 main spans
Daily traffic
4,373
2021 count
Owner
County
County Highway Agency

About this bridge

Main Street over Susquehanna River is a steel truss - thru carrying Main Street over Susquehanna River in Delaware County, New York. It was built in 1936 and reconstructed in 1979, so it is 89 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 5 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 4,373 vehicles a day, roughly 2% of them trucks, projected to reach 5,410 by 2041. The structure is 385 ft (117.3 m) long and 46 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesMain Street
CrossesSusquehanna River
LocationJCT RTE 8 + Susquehanna R
RouteCounty Highway 0
Coordinates42.31785, -75.39445
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be 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 rating56 US tons
Inventory rating33 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length385 ft (117.3 m)
Longest span125 ft (38.1 m)
Deck width46 ft (14 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,373 (2021)
Projected traffic5,410 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed9.9 mi (16 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$21.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Main Street over Susquehanna River built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1979.

What condition is Main Street over Susquehanna River 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 November 2024.

How much traffic does Main Street over Susquehanna River carry?

About 4,373 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Main Street over Susquehanna River?

The structure is 385 ft (117.3 m) long with a longest span of 125 ft (38.1 m) and a deck 46 ft wide.

Who owns Main Street over Susquehanna River?

It is owned by the County Highway Agency.