US Bridges

SR 79 NB over Over SR 1009

Fair

Mercer County, Pennsylvania · New Vernon Township · Structure no. 000000000025758

Built
1969
56 years old, rebuilt 1989
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
105 ft
3 main spans
Daily traffic
6,476
2023 count
Owner
State
State Highway Agency

About this bridge

SR 79 NB over Over SR 1009 is a prestressed concrete box beam or girders - multiple carrying SR 79 NB over Over SR 1009 in Mercer County, Pennsylvania. It was built in 1969 and reconstructed in 1989, so it is 56 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 6,476 vehicles a day, roughly 24% of them trucks, projected to reach 9,924 by 2032. The structure is 105 ft (32 m) long and 46 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesSR 79 NB
CrossesOver SR 1009
LocationNew Vernon Township
RouteInterstate 79
CountyMercer County
StatePennsylvania
Coordinates41.41475, -80.16069
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating49.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length105 ft (32 m)
Longest span41 ft (12.5 m)
Deck width46 ft (13.9 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,476 (2023)
Projected traffic9,924 by 2032
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.8 mi (19 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$119,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 79 NB over Over SR 1009 built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1989.

What condition is SR 79 NB over Over SR 1009 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 SR 79 NB over Over SR 1009 carry?

About 6,476 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is SR 79 NB over Over SR 1009?

The structure is 105 ft (32 m) long with a longest span of 41 ft (12.5 m) and a deck 46 ft wide.

Who owns SR 79 NB over Over SR 1009?

It is owned by the State Highway Agency.