US Bridges

US 22 (lr 771) over Lehigh River

Good

Lehigh County, Pennsylvania · Lehigh River Bridge · Structure no. 000000000054677

Built
2017
8 years old
Condition
Good
inspected July 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
641 ft
5 main spans
Daily traffic
92,608
2024 count
Owner
State
State Highway Agency

About this bridge

US 22 (lr 771) over Lehigh River is a prestressed concrete continuous stringer/multi-beam or girder carrying US 22 (lr 771) over Lehigh River in Lehigh County, Pennsylvania. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 92,608 vehicles a day, roughly 9% of them trucks, projected to reach 134,014 by 2038. The structure is 641 ft (195.4 m) long and 107 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesUS 22 (lr 771)
CrossesLehigh River
LocationLehigh River Bridge
RouteU.S. Route 22
CountyLehigh County
StatePennsylvania
Coordinates40.63238, -75.46498
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length641 ft (195.4 m)
Longest span158 ft (48.2 m)
Deck width107 ft (32.6 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic92,608 (2024)
Projected traffic134,014 by 2038
Trucks9%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 22 (lr 771) over Lehigh River built?

It was built in 2017, making it 8 years old in 2025.

What condition is US 22 (lr 771) over Lehigh River 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 July 2021.

How much traffic does US 22 (lr 771) over Lehigh River carry?

About 92,608 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is US 22 (lr 771) over Lehigh River?

The structure is 641 ft (195.4 m) long with a longest span of 158 ft (48.2 m) and a deck 107 ft wide.

Who owns US 22 (lr 771) over Lehigh River?

It is owned by the State Highway Agency.