US Bridges

I-81 NB over SR 2007 Northampton ST

Fair

Luzerne County, Pennsylvania · I-81 NB over SR2007 · Structure no. 000000000023741

Built
1966
59 years old, rebuilt 1979
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
102 ft
3 main spans
Daily traffic
28,742
2024 count
Owner
State
State Highway Agency

About this bridge

I-81 NB over SR 2007 Northampton ST is a prestressed concrete box beam or girders - multiple carrying I-81 NB over SR 2007 Northampton ST in Luzerne County, Pennsylvania. It was built in 1966 and reconstructed in 1979, so it is 59 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 28,742 vehicles a day, roughly 20% of them trucks, projected to reach 35,594 by 2032. The structure is 102 ft (31.1 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-81 NB
CrossesSR 2007 Northampton ST
LocationI-81 NB over SR2007
RouteInterstate 81
CountyLuzerne County
StatePennsylvania
Coordinates41.2285, -75.86969
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionSeptember 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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length102 ft (31.1 m)
Longest span45 ft (13.7 m)
Deck width46 ft (13.9 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,742 (2024)
Projected traffic35,594 by 2032
Trucks20%
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 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 NB over SR 2007 Northampton ST built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1979.

What condition is I-81 NB over SR 2007 Northampton ST 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 2023.

How much traffic does I-81 NB over SR 2007 Northampton ST carry?

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

How long is I-81 NB over SR 2007 Northampton ST?

The structure is 102 ft (31.1 m) long with a longest span of 45 ft (13.7 m) and a deck 46 ft wide.

Who owns I-81 NB over SR 2007 Northampton ST?

It is owned by the State Highway Agency.