US Bridges

I-81 SB over SR 8051 I-81 NB Ramps

Good

Luzerne County, Pennsylvania · WB Twp I-81 SB Ovr SR8051 · Structure no. 000000000040570

Built
1999
26 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
224 ft
3 main spans
Daily traffic
29,158
2024 count
Owner
State
State Highway Agency

About this bridge

I-81 SB over SR 8051 I-81 NB Ramps is a prestressed concrete continuous stringer/multi-beam or girder carrying I-81 SB over SR 8051 I-81 NB Ramps in Luzerne County, Pennsylvania. It was built in 1999, so it is 26 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 29,158 vehicles a day, roughly 19% of them trucks, projected to reach 40,964 by 2032. The structure is 224 ft (68.3 m) long and 46 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesI-81 SB
CrossesSR 8051 I-81 NB Ramps
LocationWB Twp I-81 SB Ovr SR8051
RouteInterstate 81
CountyLuzerne County
StatePennsylvania
Coordinates41.23494, -75.84695
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length224 ft (68.3 m)
Longest span114 ft (34.7 m)
Deck width46 ft (13.9 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,158 (2024)
Projected traffic40,964 by 2032
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.8 mi (11 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-81 SB over SR 8051 I-81 NB Ramps built?

It was built in 1999, making it 26 years old in 2025.

What condition is I-81 SB over SR 8051 I-81 NB Ramps in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does I-81 SB over SR 8051 I-81 NB Ramps carry?

About 29,158 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is I-81 SB over SR 8051 I-81 NB Ramps?

The structure is 224 ft (68.3 m) long with a longest span of 114 ft (34.7 m) and a deck 46 ft wide.

Who owns I-81 SB over SR 8051 I-81 NB Ramps?

It is owned by the State Highway Agency.