US Bridges

Pa Tpk (I-376) over T-409

Fair

Lawrence County, Pennsylvania · North Beaver Twp. · Structure no. 000000000022496

Built
1992
33 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
137 ft
1 main span
Daily traffic
9,871
1998 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk (I-376) over T-409 is a steel stringer/multi-beam or girder carrying Pa Tpk (I-376) over T-409 in Lawrence County, Pennsylvania. It was built in 1992, so it is 33 years old, younger 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 9,871 vehicles a day, roughly 12% of them trucks, projected to reach 14,459 by 2030. The structure is 137 ft (41.8 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesPa Tpk (I-376)
CrossesT-409
LocationNorth Beaver Twp.
CountyLawrence County
StatePennsylvania
Coordinates40.94105, -80.39152
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103 US tons
Inventory rating61.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length137 ft (41.8 m)
Longest span132 ft (40.2 m)
Deck width46 ft (13.9 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,871 (1998)
Projected traffic14,459 by 2030
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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-376) over T-409 built?

It was built in 1992, making it 33 years old in 2025.

What condition is Pa Tpk (I-376) over T-409 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 November 2023.

How much traffic does Pa Tpk (I-376) over T-409 carry?

About 9,871 vehicles per day (1998 count), of which roughly 12% are trucks.

How long is Pa Tpk (I-376) over T-409?

The structure is 137 ft (41.8 m) long with a longest span of 132 ft (40.2 m) and a deck 46 ft wide.

Who owns Pa Tpk (I-376) over T-409?

It is owned by the State Toll Authority.