US Bridges

Parkway East Hw over Old William Penn Highway

Fair

Allegheny County, Pennsylvania · Over Old Wm.Penn Highway · Structure no. 000000000001208

Built
1962
63 years old, rebuilt 1976
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
221 ft
3 main spans
Daily traffic
52,457
2023 count
Owner
State
State Highway Agency

About this bridge

Parkway East Hw over Old William Penn Highway is a prestressed concrete box beam or girders - multiple carrying Parkway East Hw over Old William Penn Highway in Allegheny County, Pennsylvania. It was built in 1962 and reconstructed in 1976, so it is 63 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 52,457 vehicles a day, roughly 7% of them trucks, projected to reach 64,685 by 2032. The structure is 221 ft (67.4 m) long and 101 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesParkway East Hw
CrossesOld William Penn Highway
LocationOver Old Wm.Penn Highway
RouteInterstate 376
Coordinates40.44431, -79.76794
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
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 inspectionJuly 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length221 ft (67.4 m)
Longest span85 ft (25.9 m)
Deck width101 ft (30.9 m)
Roadway width98 ft (29.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52,457 (2023)
Projected traffic64,685 by 2032
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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$3.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Parkway East Hw over Old William Penn Highway built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1976.

What condition is Parkway East Hw over Old William Penn Highway 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 2023.

How much traffic does Parkway East Hw over Old William Penn Highway carry?

About 52,457 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Parkway East Hw over Old William Penn Highway?

The structure is 221 ft (67.4 m) long with a longest span of 85 ft (25.9 m) and a deck 101 ft wide.

Who owns Parkway East Hw over Old William Penn Highway?

It is owned by the State Highway Agency.