US Bridges

I-78(LR 1045) over SR 2023(LR 39107)

Good

Lehigh County, Pennsylvania · I-78 over Vera Cruz Rd. · Structure no. 000000000023073

Built
1989
36 years old, rebuilt 2000
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
185 ft
3 main spans
Daily traffic
70,840
2023 count
Owner
State
State Highway Agency

About this bridge

I-78(LR 1045) over SR 2023(LR 39107) is a prestressed concrete box beam or girders - multiple carrying I-78(LR 1045) over SR 2023(LR 39107) in Lehigh County, Pennsylvania. It was built in 1989 and reconstructed in 2000, so it is 36 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 70,840 vehicles a day, roughly 18% of them trucks, projected to reach 80,261 by 2032. The structure is 185 ft (56.4 m) long and 126 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-78(LR 1045)
CrossesSR 2023(LR 39107)
LocationI-78 over Vera Cruz Rd.
RouteInterstate 78
Coordinates40.55696, -75.43937
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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating70 US tons
Inventory rating54 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length185 ft (56.4 m)
Longest span71 ft (21.6 m)
Deck width126 ft (38.3 m)
Roadway width119 ft (36.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70,840 (2023)
Projected traffic80,261 by 2032
Trucks18%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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-78(LR 1045) over SR 2023(LR 39107) built?

It was built in 1989, making it 36 years old in 2025. It was reconstructed in 2000.

What condition is I-78(LR 1045) over SR 2023(LR 39107) 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 2024.

How much traffic does I-78(LR 1045) over SR 2023(LR 39107) carry?

About 70,840 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is I-78(LR 1045) over SR 2023(LR 39107)?

The structure is 185 ft (56.4 m) long with a longest span of 71 ft (21.6 m) and a deck 126 ft wide.

Who owns I-78(LR 1045) over SR 2023(LR 39107)?

It is owned by the State Highway Agency.