US Bridges

SR 0081 I-81 NB over SR 6309

Poor

Luzerne County, Pennsylvania · Ashley Boro over SR 6309 · Structure no. 000000000023735

Built
1967
58 years old, rebuilt 2020
Condition
Poor
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
267 ft
4 main spans
Daily traffic
28,742
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0081 I-81 NB over SR 6309 is a prestressed concrete box beam or girders - multiple carrying SR 0081 I-81 NB over SR 6309 in Luzerne County, Pennsylvania. It was built in 1967 and reconstructed in 2020, so it is 58 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 28,742 vehicles a day, roughly 20% of them trucks, projected to reach 35,594 by 2032. The structure is 267 ft (81.4 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 0081 I-81 NB
CrossesSR 6309
LocationAshley Boro over SR 6309
RouteInterstate 81
Coordinates41.20941, -75.89332
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating72 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length267 ft (81.4 m)
Longest span73 ft (22.3 m)
Deck width52 ft (15.8 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,742 (2024)
Projected traffic35,594 by 2032
Trucks20%
Lanes on structure3
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 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$1.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 0081 I-81 NB over SR 6309 built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2020.

What condition is SR 0081 I-81 NB over SR 6309 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2023.

How much traffic does SR 0081 I-81 NB over SR 6309 carry?

About 28,742 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is SR 0081 I-81 NB over SR 6309?

The structure is 267 ft (81.4 m) long with a longest span of 73 ft (22.3 m) and a deck 52 ft wide.

Who owns SR 0081 I-81 NB over SR 6309?

It is owned by the State Highway Agency.