US Bridges

I78-US22 (LR443) over SR 3022 *(old 22)

Fair

Lehigh County, Pennsylvania · 2 Mi.E.Of PA863 · Structure no. 000000000022994

Built
1958
67 years old, rebuilt 2019
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
121 ft
3 main spans
Daily traffic
42,666
2024 count
Owner
State
State Highway Agency

About this bridge

I78-US22 (LR443) over SR 3022 *(old 22) is a steel continuous stringer/multi-beam or girder carrying I78-US22 (LR443) over SR 3022 *(old 22) in Lehigh County, Pennsylvania. It was built in 1958 and reconstructed in 2019, so it is 67 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 42,666 vehicles a day, roughly 34% of them trucks, projected to reach 63,796 by 2032. The structure is 121 ft (36.9 m) long and 87 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesI78-US22 (LR443)
CrossesSR 3022 *(old 22)
Location2 Mi.E.Of PA863
RouteInterstate 78
CountyLehigh County
StatePennsylvania
Coordinates40.57701, -75.67426
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionDecember 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length121 ft (36.9 m)
Longest span46 ft (14 m)
Deck width87 ft (26.6 m)
Roadway width81 ft (24.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,666 (2024)
Projected traffic63,796 by 2032
Trucks34%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 I78-US22 (LR443) over SR 3022 *(old 22) built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2019.

What condition is I78-US22 (LR443) over SR 3022 *(old 22) 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 December 2023.

How much traffic does I78-US22 (LR443) over SR 3022 *(old 22) carry?

About 42,666 vehicles per day (2024 count), of which roughly 34% are trucks.

How long is I78-US22 (LR443) over SR 3022 *(old 22)?

The structure is 121 ft (36.9 m) long with a longest span of 46 ft (14 m) and a deck 87 ft wide.

Who owns I78-US22 (LR443) over SR 3022 *(old 22)?

It is owned by the State Highway Agency.