US Bridges

RTE 7 over Norfolk Southern RR

Fair

Otsego County, New York · 2.6 MI NE of Unadilla · Structure no. 000000001003900

Built
1988
37 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
266 ft
3 main spans
Daily traffic
2,232
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 7 over Norfolk Southern RR is a steel continuous stringer/multi-beam or girder carrying RTE 7 over Norfolk Southern RR in Otsego County, New York. It was built in 1988, so it is 37 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 2,232 vehicles a day, roughly 7% of them trucks, projected to reach 2,761 by 2041. The structure is 266 ft (81.1 m) long and 37 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRTE 7
CrossesNorfolk Southern RR
Location2.6 MI NE of Unadilla
RouteState Highway 7
CountyOtsego County
StateNew York
Coordinates42.34998, -75.27899
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length266 ft (81.1 m)
Longest span102 ft (31 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,232 (2020)
Projected traffic2,761 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 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$4.3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 7 over Norfolk Southern RR built?

It was built in 1988, making it 37 years old in 2025.

What condition is RTE 7 over Norfolk Southern RR 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 RTE 7 over Norfolk Southern RR carry?

About 2,232 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is RTE 7 over Norfolk Southern RR?

The structure is 266 ft (81.1 m) long with a longest span of 102 ft (31 m) and a deck 37 ft wide.

Who owns RTE 7 over Norfolk Southern RR?

It is owned by the State Highway Agency.