US Bridges

Main ST over CSX Railroad

Fair

Allegheny County, Pennsylvania · 103001 Shousetown BR-PQ28 · Structure no. 000000000002119

Built
1988
37 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
1,000
2005 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Main ST over CSX Railroad is a prestressed concrete box beam or girders - multiple carrying Main ST over CSX Railroad in Allegheny County, Pennsylvania. It was built in 1988, so it is 37 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 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 1,000 vehicles a day, roughly 5% of them trucks, projected to reach 1,015 by 2025. The structure is 76 ft (23.2 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMain ST
CrossesCSX Railroad
Location103001 Shousetown BR-PQ28
RouteCity Street 0
Coordinates40.56051, -80.22339
Functional classUrban Local

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length76 ft (23.2 m)
Longest span74 ft (22.6 m)
Deck width32 ft (9.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2005)
Projected traffic1,015 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Main ST over CSX Railroad built?

It was built in 1988, making it 37 years old in 2025.

What condition is Main ST over CSX Railroad 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 2023.

How much traffic does Main ST over CSX Railroad carry?

About 1,000 vehicles per day (2005 count), of which roughly 5% are trucks.

How long is Main ST over CSX Railroad?

The structure is 76 ft (23.2 m) long with a longest span of 74 ft (22.6 m) and a deck 32 ft wide.

Who owns Main ST over CSX Railroad?

It is owned by the Town or Township Highway Agency.