US Bridges

Pa 29(LR 158) over Leibert Creek

Fair

Lehigh County, Pennsylvania · 0.1MI.N.OF Pa Turnpike · Structure no. 000000000039607

Built
1997
28 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
18,552
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 29(LR 158) over Leibert Creek is a concrete culvert carrying Pa 29(LR 158) over Leibert Creek in Lehigh County, Pennsylvania. It was built in 1997, so it is 28 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 18,552 vehicles a day, roughly 12% of them trucks, projected to reach 23,214 by 2032. The structure is 34 ft (10.4 m) long and 50 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesPa 29(LR 158)
CrossesLeibert Creek
Location0.1MI.N.OF Pa Turnpike
RouteState Highway 29
CountyLehigh County
StatePennsylvania
Coordinates40.5258, -75.51315
Functional classUrban Other Principal 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span15 ft (4.6 m)
Deck width50 ft (15.2 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,552 (2024)
Projected traffic23,214 by 2032
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 29(LR 158) over Leibert Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Pa 29(LR 158) over Leibert 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 September 2023.

How much traffic does Pa 29(LR 158) over Leibert Creek carry?

About 18,552 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Pa 29(LR 158) over Leibert Creek?

The structure is 34 ft (10.4 m) long with a longest span of 15 ft (4.6 m) and a deck 50 ft wide.

Who owns Pa 29(LR 158) over Leibert Creek?

It is owned by the State Highway Agency.