US Bridges

Chartiers Av over Chartiers Creek

Fair

Allegheny County, Pennsylvania · Pgh-Mckees Rocks Line · Structure no. 000000000000751

Built
1966
59 years old, rebuilt 1989
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
195 ft
2 main spans
Daily traffic
11,155
2024 count
Owner
State
State Highway Agency

About this bridge

Chartiers Av over Chartiers Creek is a prestressed concrete box beam or girders - multiple carrying Chartiers Av over Chartiers Creek in Allegheny County, Pennsylvania. It was built in 1966 and reconstructed in 1989, so it is 59 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 11,155 vehicles a day, roughly 7% of them trucks, projected to reach 15,696 by 2032. The structure is 195 ft (59.4 m) long and 73 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesChartiers Av
CrossesChartiers Creek
LocationPgh-Mckees Rocks Line
RouteState Highway 51
Coordinates40.46373, -80.05721
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating96 US tons
Inventory rating4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span93 ft (28.3 m)
Deck width73 ft (22.1 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,155 (2024)
Projected traffic15,696 by 2032
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$332,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Chartiers Av over Chartiers Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1989.

What condition is Chartiers Av over Chartiers 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 May 2023.

How much traffic does Chartiers Av over Chartiers Creek carry?

About 11,155 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Chartiers Av over Chartiers Creek?

The structure is 195 ft (59.4 m) long with a longest span of 93 ft (28.3 m) and a deck 73 ft wide.

Who owns Chartiers Av over Chartiers Creek?

It is owned by the State Highway Agency.