US Bridges

SR 322-US 322 over SR 3012 Slab Cabin Run

Fair

Centre County, Pennsylvania · 3 MI N State College · Structure no. 000000000009502

Built
1984
41 years old, rebuilt 2001
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
166 ft
3 main spans
Daily traffic
7,389
2023 count
Owner
State
State Highway Agency

About this bridge

SR 322-US 322 over SR 3012 Slab Cabin Run is a prestressed concrete box beam or girders - multiple carrying SR 322-US 322 over SR 3012 Slab Cabin Run in Centre County, Pennsylvania. It was built in 1984 and reconstructed in 2001, 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 7,389 vehicles a day, roughly 10% of them trucks, projected to reach 17,350 by 2043. The structure is 166 ft (50.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 322-US 322
CrossesSR 3012 Slab Cabin Run
Location3 MI N State College
RouteU.S. Route 322
CountyCentre County
StatePennsylvania
Coordinates40.8177, -77.8342
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length166 ft (50.6 m)
Longest span75 ft (22.9 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,389 (2023)
Projected traffic17,350 by 2043
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 322-US 322 over SR 3012 Slab Cabin Run built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2001.

What condition is SR 322-US 322 over SR 3012 Slab Cabin Run 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 July 2023.

How much traffic does SR 322-US 322 over SR 3012 Slab Cabin Run carry?

About 7,389 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 322-US 322 over SR 3012 Slab Cabin Run?

The structure is 166 ft (50.6 m) long with a longest span of 75 ft (22.9 m) and a deck 44 ft wide.

Who owns SR 322-US 322 over SR 3012 Slab Cabin Run?

It is owned by the State Highway Agency.