US Bridges

Business 376 EB over SR 376

Good

Allegheny County, Pennsylvania · S. End of Airport Expwy · Structure no. 000000000001891

Built
1991
34 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
387 ft
2 main spans
Daily traffic
15,583
2024 count
Owner
State
State Highway Agency

About this bridge

Business 376 EB over SR 376 is a steel continuous stringer/multi-beam or girder carrying Business 376 EB over SR 376 in Allegheny County, Pennsylvania. It was built in 1991, so it is 34 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,583 vehicles a day, roughly 4% of them trucks, projected to reach 22,538 by 2032. The structure is 387 ft (118 m) long and 44 ft wide.

Location

Open in Google Maps
CarriesBusiness 376 EB
CrossesSR 376
LocationS. End of Airport Expwy
RouteInterstate 376B
CountyAllegheny County
StatePennsylvania
Coordinates40.46733, -80.19835
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating63.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length387 ft (118 m)
Longest span210 ft (64 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,583 (2024)
Projected traffic22,538 by 2032
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Business 376 EB over SR 376 built?

It was built in 1991, making it 34 years old in 2025.

What condition is Business 376 EB over SR 376 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does Business 376 EB over SR 376 carry?

About 15,583 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Business 376 EB over SR 376?

The structure is 387 ft (118 m) long with a longest span of 210 ft (64 m) and a deck 44 ft wide.

Who owns Business 376 EB over SR 376?

It is owned by the State Highway Agency.