US Bridges

SR0056 over Crooked Creek

Fair

Armstrong County, Pennsylvania · South Bend NO.2 · Structure no. 000000000002989

Built
1984
41 years old, rebuilt 2010
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
135 ft
3 main spans
Daily traffic
3,477
2024 count
Owner
State
State Highway Agency

About this bridge

SR0056 over Crooked Creek is a prestressed concrete box beam or girders - multiple carrying SR0056 over Crooked Creek in Armstrong County, Pennsylvania. It was built in 1984 and reconstructed in 2010, so it is 41 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 3,477 vehicles a day, roughly 22% of them trucks, projected to reach 4,536 by 2032. The structure is 135 ft (41.1 m) long and 42 ft wide. If it were closed, the detour would be 37.9 mi (61 km).

CarriesSR0056
CrossesCrooked Creek
LocationSouth Bend NO.2
RouteState Highway 56
Coordinates40.62931, -79.36399
Functional classRural Minor Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length135 ft (41.1 m)
Longest span43 ft (13.1 m)
Deck width42 ft (12.7 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,477 (2024)
Projected traffic4,536 by 2032
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.9 mi (61 km)
TollOn a free road
National Highway SystemNo

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$203,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR0056 over Crooked Creek built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2010.

What condition is SR0056 over Crooked Creek 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 June 2024.

How much traffic does SR0056 over Crooked Creek carry?

About 3,477 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is SR0056 over Crooked Creek?

The structure is 135 ft (41.1 m) long with a longest span of 43 ft (13.1 m) and a deck 42 ft wide.

Who owns SR0056 over Crooked Creek?

It is owned by the State Highway Agency.