US Bridges

RTE 991F over Norfolk Southern RR

Fair

Otsego County, New York · 1 MI E Oneonta City Line · Structure no. 000000001095290

Built
1973
52 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
174 ft
3 main spans
Daily traffic
6,423
2017 count
Owner
State
State Highway Agency

About this bridge

RTE 991F over Norfolk Southern RR is a prestressed concrete stringer/multi-beam or girder carrying RTE 991F over Norfolk Southern RR in Otsego County, New York. It was built in 1973, so it is 52 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 6,423 vehicles a day, roughly 4% of them trucks, projected to reach 7,802 by 2041. The structure is 174 ft (53 m) long and 58 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesRTE 991F
CrossesNorfolk Southern RR
Location1 MI E Oneonta City Line
RouteCounty Highway 991F
CountyOtsego County
StateNew York
Coordinates42.45986, -75.01036
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length174 ft (53 m)
Longest span60 ft (18.2 m)
Deck width58 ft (17.7 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,423 (2017)
Projected traffic7,802 by 2041
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5.6 mi (9 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$3.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 991F over Norfolk Southern RR built?

It was built in 1973, making it 52 years old in 2025.

What condition is RTE 991F 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 991F over Norfolk Southern RR carry?

About 6,423 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is RTE 991F over Norfolk Southern RR?

The structure is 174 ft (53 m) long with a longest span of 60 ft (18.2 m) and a deck 58 ft wide.

Who owns RTE 991F over Norfolk Southern RR?

It is owned by the State Highway Agency.