US Bridges

Pa 54 (lr 161) over Mahanoy Creek

Poor

Schuylkill County, Pennsylvania · East Side of Ashland · Structure no. 000000000030501

Built
1893
132 years old, rebuilt 1948
Condition
Poor
inspected March 2024
Type
Arch - Deck
Masonry
Length
68 ft
2 main spans
Daily traffic
3,447
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 54 (lr 161) over Mahanoy Creek is a masonry arch - deck carrying Pa 54 (lr 161) over Mahanoy Creek in Schuylkill County, Pennsylvania. It was built in 1893 and reconstructed in 1948, so it is 132 years old, older 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 3,447 vehicles a day, roughly 8% of them trucks, projected to reach 5,063 by 2032. The structure is 68 ft (20.7 m) long and 40 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesPa 54 (lr 161)
CrossesMahanoy Creek
LocationEast Side of Ashland
RouteState Highway 54
Coordinates40.78347, -76.33356
Functional classUrban Minor Arterial

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
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating22 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans2
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span28 ft (8.5 m)
Deck width40 ft (12.3 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,447 (2024)
Projected traffic5,063 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$216,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 54 (lr 161) over Mahanoy Creek built?

It was built in 1893, making it 132 years old in 2025. It was reconstructed in 1948.

What condition is Pa 54 (lr 161) over Mahanoy 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 March 2024.

How much traffic does Pa 54 (lr 161) over Mahanoy Creek carry?

About 3,447 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Pa 54 (lr 161) over Mahanoy Creek?

The structure is 68 ft (20.7 m) long with a longest span of 28 ft (8.5 m) and a deck 40 ft wide.

Who owns Pa 54 (lr 161) over Mahanoy Creek?

It is owned by the State Highway Agency.