US Bridges

Pa Tpk (I-76) over T-423 Abers Creek Road

Fair

Allegheny County, Pennsylvania · Near Allegh-Westmld CO LN · Structure no. 000000000002108

Built
1952
73 years old
Condition
Fair
inspected May 2022
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
46,261
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk (I-76) over T-423 Abers Creek Road is a concrete culvert carrying Pa Tpk (I-76) over T-423 Abers Creek Road in Allegheny County, Pennsylvania. It was built in 1952, so it is 73 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 46,261 vehicles a day, roughly 16% of them trucks, projected to reach 48,038 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesPa Tpk (I-76)
CrossesT-423 Abers Creek Road
LocationNear Allegh-Westmld CO LN
RouteInterstate 76
CountyAllegheny County
StatePennsylvania
Coordinates40.41266, -79.7285
Functional classRural 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
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101 US tons
Inventory rating60 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,261 (2022)
Projected traffic48,038 by 2042
Trucks16%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 Pa Tpk (I-76) over T-423 Abers Creek Road built?

It was built in 1952, making it 73 years old in 2025.

What condition is Pa Tpk (I-76) over T-423 Abers Creek Road 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 2022.

How much traffic does Pa Tpk (I-76) over T-423 Abers Creek Road carry?

About 46,261 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is Pa Tpk (I-76) over T-423 Abers Creek Road?

The structure is 25 ft (7.6 m) long with a longest span of 20 ft (6.1 m).

Who owns Pa Tpk (I-76) over T-423 Abers Creek Road?

It is owned by the State Toll Authority.