US Bridges

SR 0081 I-81 NB over East Br Tunkhannock CR

Fair

Susquehanna County, Pennsylvania · Lenox Twp .2 M N TR 374 · Structure no. 000000000032183

Built
1961
64 years old, rebuilt 2024
Condition
Fair
inspected September 2022
Type
Girder and Floorbeam System
Steel
Length
664 ft
3 main spans
Daily traffic
9,285
2023 count
Owner
State
State Highway Agency

About this bridge

SR 0081 I-81 NB over East Br Tunkhannock CR is a steel girder and floorbeam system carrying SR 0081 I-81 NB over East Br Tunkhannock CR in Susquehanna County, Pennsylvania. It was built in 1961 and reconstructed in 2024, so it is 64 years old, older than the Pennsylvania average of 54.8 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 9,285 vehicles a day, roughly 36% of them trucks, projected to reach 14,323 by 2032. The structure is 664 ft (202.4 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR 0081 I-81 NB
CrossesEast Br Tunkhannock CR
LocationLenox Twp .2 M N TR 374
RouteInterstate 81
CountySusquehanna County
StatePennsylvania
Coordinates41.65428, -75.65859
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20 + Mod
Structure length664 ft (202.4 m)
Longest span149 ft (45.4 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,285 (2023)
Projected traffic14,323 by 2032
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$650,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 0081 I-81 NB over East Br Tunkhannock CR built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2024.

What condition is SR 0081 I-81 NB over East Br Tunkhannock CR 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 September 2022.

How much traffic does SR 0081 I-81 NB over East Br Tunkhannock CR carry?

About 9,285 vehicles per day (2023 count), of which roughly 36% are trucks.

How long is SR 0081 I-81 NB over East Br Tunkhannock CR?

The structure is 664 ft (202.4 m) long with a longest span of 149 ft (45.4 m) and a deck 37 ft wide.

Who owns SR 0081 I-81 NB over East Br Tunkhannock CR?

It is owned by the State Highway Agency.