US Bridges

SR 79 NB over Over SR 2017 N.Foster RD

Fair

Mercer County, Pennsylvania · Jackson Township · Structure no. 000000000025749

Built
1965
60 years old, rebuilt 1988
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
110 ft
3 main spans
Daily traffic
9,835
2024 count
Owner
State
State Highway Agency

About this bridge

SR 79 NB over Over SR 2017 N.Foster RD is a prestressed concrete box beam or girders - multiple carrying SR 79 NB over Over SR 2017 N.Foster RD in Mercer County, Pennsylvania. It was built in 1965 and reconstructed in 1988, 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 9,835 vehicles a day, roughly 22% of them trucks, projected to reach 9,924 by 2032. The structure is 110 ft (33.5 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 79 NB
CrossesOver SR 2017 N.Foster RD
LocationJackson Township
RouteInterstate 79
CountyMercer County
StatePennsylvania
Coordinates41.27811, -80.16104
Functional classRural Principal Arterial - Interstate

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.1 US tons
Inventory rating47 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length110 ft (33.5 m)
Longest span42 ft (12.8 m)
Deck width46 ft (13.9 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,835 (2024)
Projected traffic9,924 by 2032
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$124,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 79 NB over Over SR 2017 N.Foster RD built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1988.

What condition is SR 79 NB over Over SR 2017 N.Foster RD 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 April 2023.

How much traffic does SR 79 NB over Over SR 2017 N.Foster RD carry?

About 9,835 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is SR 79 NB over Over SR 2017 N.Foster RD?

The structure is 110 ft (33.5 m) long with a longest span of 42 ft (12.8 m) and a deck 46 ft wide.

Who owns SR 79 NB over Over SR 2017 N.Foster RD?

It is owned by the State Highway Agency.