US Bridges

Pa 902(LR 510) over Mauch Chunk Creek

Fair

Carbon County, Pennsylvania · Summit Hill-Laurel Dr. · Structure no. 000000000009032

Built
1926
99 years old, rebuilt 1974
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete
Length
27 ft
1 main span
Daily traffic
4,728
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 902(LR 510) over Mauch Chunk Creek is a concrete tee beam carrying Pa 902(LR 510) over Mauch Chunk Creek in Carbon County, Pennsylvania. It was built in 1926 and reconstructed in 1974, so it is 99 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 4,728 vehicles a day, roughly 4% of them trucks, projected to reach 4,155 by 2032. The structure is 27 ft (8.2 m) long and 35 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesPa 902(LR 510)
CrossesMauch Chunk Creek
LocationSummit Hill-Laurel Dr.
RouteState Highway 902
Coordinates40.82204, -75.84883
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,728 (2024)
Projected traffic4,155 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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$51,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 902(LR 510) over Mauch Chunk Creek built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1974.

What condition is Pa 902(LR 510) over Mauch Chunk 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 July 2023.

How much traffic does Pa 902(LR 510) over Mauch Chunk Creek carry?

About 4,728 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Pa 902(LR 510) over Mauch Chunk Creek?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 35 ft wide.

Who owns Pa 902(LR 510) over Mauch Chunk Creek?

It is owned by the State Highway Agency.