US Bridges

Pa 61 (lr 141) over Mahonney Creek

Fair

Schuylkill County, Pennsylvania · 2 Mi.S.Of Sch Haven Boro · Structure no. 000000000030527

Built
1937
88 years old, rebuilt 1955
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete
Length
23 ft
1 main span
Daily traffic
22,116
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 61 (lr 141) over Mahonney Creek is a concrete tee beam carrying Pa 61 (lr 141) over Mahonney Creek in Schuylkill County, Pennsylvania. It was built in 1937 and reconstructed in 1955, so it is 88 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 22,116 vehicles a day, roughly 15% of them trucks, projected to reach 21,100 by 2032. The structure is 23 ft (7 m) long and 71 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPa 61 (lr 141)
CrossesMahonney Creek
Location2 Mi.S.Of Sch Haven Boro
RouteState Highway 61
Coordinates40.64536, -76.13266
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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 inspectionAugust 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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width71 ft (21.5 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,116 (2024)
Projected traffic21,100 by 2032
Trucks15%
Lanes on structure4
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$201,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 61 (lr 141) over Mahonney Creek built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1955.

What condition is Pa 61 (lr 141) over Mahonney 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 August 2023.

How much traffic does Pa 61 (lr 141) over Mahonney Creek carry?

About 22,116 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is Pa 61 (lr 141) over Mahonney Creek?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 71 ft wide.

Who owns Pa 61 (lr 141) over Mahonney Creek?

It is owned by the State Highway Agency.