US Bridges

SR 3101 Stone Pile over SR 80 EB & WB

Fair

Mercer County, Pennsylvania · East Lackawannock Twp. · Structure no. 000000000025788

Built
1965
60 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
205 ft
2 main spans
Daily traffic
121
2023 count
Owner
State
State Highway Agency

About this bridge

SR 3101 Stone Pile over SR 80 EB & WB is a prestressed concrete stringer/multi-beam or girder carrying SR 3101 Stone Pile over SR 80 EB & WB in Mercer County, Pennsylvania. It was built in 1965, so it is 60 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 6 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 121 vehicles a day, roughly 16% of them trucks, projected to reach 189 by 2032. The structure is 205 ft (62.5 m) long and 33 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSR 3101 Stone Pile
CrossesSR 80 EB & WB
LocationEast Lackawannock Twp.
RouteState Highway 0
Coordinates41.19167, -80.30833
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length205 ft (62.5 m)
Longest span100 ft (30.5 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic121 (2023)
Projected traffic189 by 2032
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 3101 Stone Pile over SR 80 EB & WB built?

It was built in 1965, making it 60 years old in 2025.

What condition is SR 3101 Stone Pile over SR 80 EB & WB 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 June 2023.

How much traffic does SR 3101 Stone Pile over SR 80 EB & WB carry?

About 121 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is SR 3101 Stone Pile over SR 80 EB & WB?

The structure is 205 ft (62.5 m) long with a longest span of 100 ft (30.5 m) and a deck 33 ft wide.

Who owns SR 3101 Stone Pile over SR 80 EB & WB?

It is owned by the State Highway Agency.