US Bridges

Raymond Shafer HWY over SR 0279 SB

Fair

Allegheny County, Pennsylvania · I-79 N.B. over I-279 S.B. · Structure no. 000000000000909

Built
1973
52 years old, rebuilt 2022
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
410 ft
4 main spans
Daily traffic
20,746
2024 count
Owner
State
State Highway Agency

About this bridge

Raymond Shafer HWY over SR 0279 SB is a steel continuous stringer/multi-beam or girder carrying Raymond Shafer HWY over SR 0279 SB in Allegheny County, Pennsylvania. It was built in 1973 and reconstructed in 2022, so it is 52 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 20,746 vehicles a day, roughly 13% of them trucks, projected to reach 19,859 by 2032. The structure is 410 ft (125 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesRaymond Shafer HWY
CrossesSR 0279 SB
LocationI-79 N.B. over I-279 S.B.
RouteInterstate 79
CountyAllegheny County
StatePennsylvania
Coordinates40.58617, -80.10053
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length410 ft (125 m)
Longest span126 ft (38.4 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,746 (2024)
Projected traffic19,859 by 2032
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost$1.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Raymond Shafer HWY over SR 0279 SB built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2022.

What condition is Raymond Shafer HWY over SR 0279 SB 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 August 2023.

How much traffic does Raymond Shafer HWY over SR 0279 SB carry?

About 20,746 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Raymond Shafer HWY over SR 0279 SB?

The structure is 410 ft (125 m) long with a longest span of 126 ft (38.4 m) and a deck 44 ft wide.

Who owns Raymond Shafer HWY over SR 0279 SB?

It is owned by the State Highway Agency.