US Bridges

Pennsylvania Ave over Big Run

Fair

Lawrence County, Pennsylvania · Shenango Twp.@alborn Rd. · Structure no. 000000000022398

Built
1912
113 years old
Condition
Fair
inspected October 2023
Type
Arch - Deck
Concrete
Length
54 ft
1 main span
Daily traffic
997
2024 count
Owner
State
State Highway Agency

About this bridge

Pennsylvania Ave over Big Run is a concrete arch - deck carrying Pennsylvania Ave over Big Run in Lawrence County, Pennsylvania. It was built in 1912, so it is 113 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 997 vehicles a day, roughly 2% of them trucks, projected to reach 1,077 by 2032. The structure is 54 ft (16.5 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesPennsylvania Ave
CrossesBig Run
LocationShenango Twp.@alborn Rd.
RouteState Highway 0
CountyLawrence County
StatePennsylvania
Coordinates40.97012, -80.33784
Functional classUrban 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
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 protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span50 ft (15.2 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic997 (2024)
Projected traffic1,077 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$959,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pennsylvania Ave over Big Run built?

It was built in 1912, making it 113 years old in 2025.

What condition is Pennsylvania Ave over Big Run 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 October 2023.

How much traffic does Pennsylvania Ave over Big Run carry?

About 997 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Pennsylvania Ave over Big Run?

The structure is 54 ft (16.5 m) long with a longest span of 50 ft (15.2 m) and a deck 22 ft wide.

Who owns Pennsylvania Ave over Big Run?

It is owned by the State Highway Agency.