US Bridges

SR 0081 I-81 NB over SR 0171 TR 171 Exit 230

Fair

Susquehanna County, Pennsylvania · Great Bend Twp over TR171 · Structure no. 000000000032211

Built
1961
64 years old, rebuilt 1980
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
138 ft
1 main span
Daily traffic
9,678
2023 count
Owner
State
State Highway Agency

About this bridge

SR 0081 I-81 NB over SR 0171 TR 171 Exit 230 is a prestressed concrete box beam or girders - multiple carrying SR 0081 I-81 NB over SR 0171 TR 171 Exit 230 in Susquehanna County, Pennsylvania. It was built in 1961 and reconstructed in 1980, 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 9,678 vehicles a day, roughly 32% of them trucks, projected to reach 12,565 by 2032. The structure is 138 ft (42.1 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 0081 I-81 NB
CrossesSR 0171 TR 171 Exit 230
LocationGreat Bend Twp over TR171
RouteInterstate 81
Coordinates41.96722, -75.73858
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
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 rating101 US tons
Inventory rating22 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20 + Mod
Structure length138 ft (42.1 m)
Longest span69 ft (21 m)
Deck width46 ft (13.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,678 (2023)
Projected traffic12,565 by 2032
Trucks32%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 byPrivate (other than railroad)
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$902,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 0081 I-81 NB over SR 0171 TR 171 Exit 230 built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1980.

What condition is SR 0081 I-81 NB over SR 0171 TR 171 Exit 230 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 June 2024.

How much traffic does SR 0081 I-81 NB over SR 0171 TR 171 Exit 230 carry?

About 9,678 vehicles per day (2023 count), of which roughly 32% are trucks.

How long is SR 0081 I-81 NB over SR 0171 TR 171 Exit 230?

The structure is 138 ft (42.1 m) long with a longest span of 69 ft (21 m) and a deck 46 ft wide.

Who owns SR 0081 I-81 NB over SR 0171 TR 171 Exit 230?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).