US Bridges

SR 79 SB over SR 90 Eb/Wb

Fair

Erie County, Pennsylvania · Mckean Township · Structure no. 000000000015969

Built
1994
31 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
246 ft
2 main spans
Daily traffic
10,564
2024 count
Owner
State
State Highway Agency

About this bridge

SR 79 SB over SR 90 Eb/Wb is a prestressed concrete continuous box beam or girders - multiple carrying SR 79 SB over SR 90 Eb/Wb in Erie County, Pennsylvania. It was built in 1994, so it is 31 years old, younger 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 10,564 vehicles a day, roughly 8% of them trucks, projected to reach 15,467 by 2032. The structure is 246 ft (75 m) long and 53 ft wide.

CarriesSR 79 SB
CrossesSR 90 Eb/Wb
LocationMckean Township
RouteInterstate 79
Coordinates42.0318, -80.12273
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating56 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length246 ft (75 m)
Longest span122 ft (37.2 m)
Deck width53 ft (16.3 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,564 (2024)
Projected traffic15,467 by 2032
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$3.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 79 SB over SR 90 Eb/Wb built?

It was built in 1994, making it 31 years old in 2025.

What condition is SR 79 SB over SR 90 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 July 2024.

How much traffic does SR 79 SB over SR 90 Eb/Wb carry?

About 10,564 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is SR 79 SB over SR 90 Eb/Wb?

The structure is 246 ft (75 m) long with a longest span of 122 ft (37.2 m) and a deck 53 ft wide.

Who owns SR 79 SB over SR 90 Eb/Wb?

It is owned by the State Highway Agency.