US Bridges

Preston Lane over South Br. Saucon Creek

Fair

Lehigh County, Pennsylvania · North of Center Valley · Structure no. 000000000023477

Built
1973
52 years old, rebuilt 2002
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
400
2010 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Preston Lane over South Br. Saucon Creek is a prestressed concrete box beam or girders - multiple carrying Preston Lane over South Br. Saucon Creek in Lehigh County, Pennsylvania. It was built in 1973 and reconstructed in 2002, so it is 52 years old, younger 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 400 vehicles a day, roughly 1% of them trucks, projected to reach 500 by 2020. The structure is 43 ft (13.1 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPreston Lane
CrossesSouth Br. Saucon Creek
LocationNorth of Center Valley
RouteCity Street 0T844
Coordinates40.53637, -75.39331
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating83 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2010)
Projected traffic500 by 2020
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$174,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Preston Lane over South Br. Saucon Creek built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2002.

What condition is Preston Lane over South Br. Saucon Creek 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 Preston Lane over South Br. Saucon Creek carry?

About 400 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Preston Lane over South Br. Saucon Creek?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 36 ft wide.

Who owns Preston Lane over South Br. Saucon Creek?

It is owned by the Town or Township Highway Agency.