US Bridges

SR 158 Mercer Road over SR 80 EB & WB

Fair

Mercer County, Pennsylvania · East Lackawannock Twp. · Structure no. 000000000025821

Built
1965
60 years old, rebuilt 2007
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
368 ft
3 main spans
Daily traffic
1,572
2024 count
Owner
State
State Highway Agency

About this bridge

SR 158 Mercer Road over SR 80 EB & WB is a steel continuous stringer/multi-beam or girder carrying SR 158 Mercer Road over SR 80 EB & WB in Mercer County, Pennsylvania. It was built in 1965 and reconstructed in 2007, 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 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 1,572 vehicles a day, roughly 8% of them trucks, projected to reach 1,888 by 2032. The structure is 368 ft (112.2 m) long and 35 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesSR 158 Mercer Road
CrossesSR 80 EB & WB
LocationEast Lackawannock Twp.
RouteState Highway 158
CountyMercer County
StatePennsylvania
Coordinates41.1856, -80.26746
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20
Structure length368 ft (112.2 m)
Longest span85 ft (25.9 m)
Deck width35 ft (10.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,572 (2024)
Projected traffic1,888 by 2032
Trucks8%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$804,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 158 Mercer Road over SR 80 EB & WB built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2007.

What condition is SR 158 Mercer Road 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 September 2023.

How much traffic does SR 158 Mercer Road over SR 80 EB & WB carry?

About 1,572 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is SR 158 Mercer Road over SR 80 EB & WB?

The structure is 368 ft (112.2 m) long with a longest span of 85 ft (25.9 m) and a deck 35 ft wide.

Who owns SR 158 Mercer Road over SR 80 EB & WB?

It is owned by the State Highway Agency.