US Bridges

Crosstown Blvd over Fifth Ave

Fair

Allegheny County, Pennsylvania · I579 Sb.Over 5th Avenue · Structure no. 000000000001237

Built
1962
63 years old, rebuilt 1988
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
211 ft
2 main spans
Daily traffic
30,678
2024 count
Owner
State
State Highway Agency

About this bridge

Crosstown Blvd over Fifth Ave is a steel stringer/multi-beam or girder carrying Crosstown Blvd over Fifth Ave in Allegheny County, Pennsylvania. It was built in 1962 and reconstructed in 1988, 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 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 30,678 vehicles a day, roughly 7% of them trucks, projected to reach 31,451 by 2032. The structure is 211 ft (64.3 m) long and 43 ft wide.

Location

Open in Google Maps
CarriesCrosstown Blvd
CrossesFifth Ave
LocationI579 Sb.Over 5th Avenue
RouteInterstate 579
CountyAllegheny County
StatePennsylvania
Coordinates40.43911, -79.99377
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
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 rating85 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHS 20
Structure length211 ft (64.3 m)
Longest span104 ft (31.7 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,678 (2024)
Projected traffic31,451 by 2032
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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$971,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Crosstown Blvd over Fifth Ave built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1988.

What condition is Crosstown Blvd over Fifth Ave 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 2024.

How much traffic does Crosstown Blvd over Fifth Ave carry?

About 30,678 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Crosstown Blvd over Fifth Ave?

The structure is 211 ft (64.3 m) long with a longest span of 104 ft (31.7 m) and a deck 43 ft wide.

Who owns Crosstown Blvd over Fifth Ave?

It is owned by the State Highway Agency.