US Bridges

East Penn Street over Mahoning Creek

Poor

Carbon County, Pennsylvania · Just North of Rte. 443 · Structure no. 000000000009137

Built
1971
54 years old
Condition
Poor
inspected November 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
86 ft
2 main spans
Daily traffic
500
1980 count
Owner
County
County Highway Agency

About this bridge

East Penn Street over Mahoning Creek is a prestressed concrete box beam or girders - multiple carrying East Penn Street over Mahoning Creek in Carbon County, Pennsylvania. It was built in 1971, so it is 54 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 500 vehicles a day, roughly 1% of them trucks, projected to reach 700 by 2000. The structure is 86 ft (26.2 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEast Penn Street
CrossesMahoning Creek
LocationJust North of Rte. 443
RouteCity Street 0
Coordinates40.82393, -75.71572
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating77.1 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span41 ft (12.5 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (1980)
Projected traffic700 by 2000
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$59,000
NavigationNo navigation control on waterway

Frequently asked questions

When was East Penn Street over Mahoning Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is East Penn Street over Mahoning Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2022.

How much traffic does East Penn Street over Mahoning Creek carry?

About 500 vehicles per day (1980 count), of which roughly 1% are trucks.

How long is East Penn Street over Mahoning Creek?

The structure is 86 ft (26.2 m) long with a longest span of 41 ft (12.5 m) and a deck 36 ft wide.

Who owns East Penn Street over Mahoning Creek?

It is owned by the County Highway Agency.