US Bridges

Clairton Blvd over Peters Creek

Fair

Allegheny County, Pennsylvania · @ Dick Corporation Drive · Structure no. 000000000000721

Built
1960
65 years old, rebuilt 1999
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
23,704
2024 count
Owner
State
State Highway Agency

About this bridge

Clairton Blvd over Peters Creek is a prestressed concrete box beam or girders - multiple carrying Clairton Blvd over Peters Creek in Allegheny County, Pennsylvania. It was built in 1960 and reconstructed in 1999, so it is 65 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 23,704 vehicles a day, roughly 5% of them trucks, projected to reach 29,749 by 2032. The structure is 89 ft (27.1 m) long and 72 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesClairton Blvd
CrossesPeters Creek
Location@ Dick Corporation Drive
RouteState Highway 51
Coordinates40.29225, -79.91528
Functional classUrban Other Principal Arterial

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating29 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length89 ft (27.1 m)
Longest span87 ft (26.5 m)
Deck width72 ft (21.9 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,704 (2024)
Projected traffic29,749 by 2032
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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$496,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Clairton Blvd over Peters Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1999.

What condition is Clairton Blvd over Peters Creek 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 December 2023.

How much traffic does Clairton Blvd over Peters Creek carry?

About 23,704 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Clairton Blvd over Peters Creek?

The structure is 89 ft (27.1 m) long with a longest span of 87 ft (26.5 m) and a deck 72 ft wide.

Who owns Clairton Blvd over Peters Creek?

It is owned by the State Highway Agency.