US Bridges

SR1025 over Mahoning Creek

Fair

Armstrong County, Pennsylvania · Putneyville · Structure no. 000000000003127

Built
1971
54 years old, rebuilt 2012
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
163 ft
3 main spans
Daily traffic
677
2024 count
Owner
State
State Highway Agency

About this bridge

SR1025 over Mahoning Creek is a steel stringer/multi-beam or girder carrying SR1025 over Mahoning Creek in Armstrong County, Pennsylvania. It was built in 1971 and reconstructed in 2012, 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 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 677 vehicles a day, roughly 6% of them trucks, projected to reach 789 by 2032. The structure is 163 ft (49.7 m) long and 16 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSR1025
CrossesMahoning Creek
LocationPutneyville
RouteState Highway 0
CountyArmstrong County
StatePennsylvania
Coordinates40.94727, -79.31929
Functional classRural Minor 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
Deck7 GoodSome minor problems.
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 inspectionSeptember 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckClosed grating
Main spans3
Design loadHS 20
Structure length163 ft (49.7 m)
Longest span51 ft (15.5 m)
Deck width16 ft (4.8 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic677 (2024)
Projected traffic789 by 2032
Trucks6%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$753,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1025 over Mahoning Creek built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2012.

What condition is SR1025 over Mahoning 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 SR1025 over Mahoning Creek carry?

About 677 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is SR1025 over Mahoning Creek?

The structure is 163 ft (49.7 m) long with a longest span of 51 ft (15.5 m) and a deck 16 ft wide.

Who owns SR1025 over Mahoning Creek?

It is owned by the State Highway Agency.