US Bridges

Chartiers Av over Pat Airport Busway

Fair

Allegheny County, Pennsylvania · 020 Chartiers Ave Bridge · Structure no. 000000000002402

Built
1908
117 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
91 ft
3 main spans
Daily traffic
12,700
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Chartiers Av over Pat Airport Busway is a steel stringer/multi-beam or girder carrying Chartiers Av over Pat Airport Busway in Allegheny County, Pennsylvania. It was built in 1908, so it is 117 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 12,700 vehicles a day, roughly 5% of them trucks, projected to reach 14,000 by 2041. The structure is 91 ft (27.7 m) long and 60 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesChartiers Av
CrossesPat Airport Busway
Location020 Chartiers Ave Bridge
RouteCity Street 0
CountyAllegheny County
StatePennsylvania
Coordinates40.45286, -80.05455
Functional classUrban Minor 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
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span34 ft (10.4 m)
Deck width60 ft (18.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,700 (2021)
Projected traffic14,000 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$420,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Chartiers Av over Pat Airport Busway built?

It was built in 1908, making it 117 years old in 2025.

What condition is Chartiers Av over Pat Airport Busway 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 October 2023.

How much traffic does Chartiers Av over Pat Airport Busway carry?

About 12,700 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Chartiers Av over Pat Airport Busway?

The structure is 91 ft (27.7 m) long with a longest span of 34 ft (10.4 m) and a deck 60 ft wide.

Who owns Chartiers Av over Pat Airport Busway?

It is owned by the City or Municipal Highway Agency.