US Bridges

SR1004;LR39032/125 over Lehigh River

Fair

Lehigh County, Pennsylvania · Race St. Bridge · Structure no. 000000000023226

Built
1957
68 years old, rebuilt 2023
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
386 ft
4 main spans
Daily traffic
11,491
2024 count
Owner
State
State Highway Agency

About this bridge

SR1004;LR39032/125 over Lehigh River is a steel continuous stringer/multi-beam or girder carrying SR1004;LR39032/125 over Lehigh River in Lehigh County, Pennsylvania. It was built in 1957 and reconstructed in 2023, so it is 68 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 6 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 11,491 vehicles a day, roughly 4% of them trucks, projected to reach 24,745 by 2032. The structure is 386 ft (117.7 m) long and 35 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesSR1004;LR39032/125
CrossesLehigh River
LocationRace St. Bridge
RouteState Highway 0
CountyLehigh County
StatePennsylvania
Coordinates40.64706, -75.47045
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length386 ft (117.7 m)
Longest span105 ft (32 m)
Deck width35 ft (10.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,491 (2024)
Projected traffic24,745 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$921,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1004;LR39032/125 over Lehigh River built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2023.

What condition is SR1004;LR39032/125 over Lehigh River 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 November 2023.

How much traffic does SR1004;LR39032/125 over Lehigh River carry?

About 11,491 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is SR1004;LR39032/125 over Lehigh River?

The structure is 386 ft (117.7 m) long with a longest span of 105 ft (32 m) and a deck 35 ft wide.

Who owns SR1004;LR39032/125 over Lehigh River?

It is owned by the State Highway Agency.