US Bridges

RTE I81 over RTE 11

Fair

Broome County, New York · Exit 7 I-81 Int · Structure no. 000000001008292

Built
1967
58 years old, rebuilt 2017
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
159 ft
3 main spans
Daily traffic
12,310
2021 count
Owner
State
State Highway Agency

About this bridge

RTE I81 over RTE 11 is a steel stringer/multi-beam or girder carrying RTE I81 over RTE 11 in Broome County, New York. It was built in 1967 and reconstructed in 2017, so it is 58 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 12,310 vehicles a day, roughly 26% of them trucks, projected to reach 14,660 by 2041. The structure is 159 ft (48.5 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I81
CrossesRTE 11
LocationExit 7 I-81 Int
RouteInterstate 81
Coordinates42.23357, -75.91476
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating51 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length159 ft (48.5 m)
Longest span60 ft (18.2 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,310 (2021)
Projected traffic14,660 by 2041
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$2.1 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I81 over RTE 11 built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2017.

What condition is RTE I81 over RTE 11 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 August 2023.

How much traffic does RTE I81 over RTE 11 carry?

About 12,310 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is RTE I81 over RTE 11?

The structure is 159 ft (48.5 m) long with a longest span of 60 ft (18.2 m) and a deck 33 ft wide.

Who owns RTE I81 over RTE 11?

It is owned by the State Highway Agency.