US Bridges

SR 0021 over Little Whiteley Creek

Fair

Greene County, Pennsylvania · Cumberland & Monongahela · Structure no. 000000000018098

Built
1950
75 years old, rebuilt 1966
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
32 ft
1 main span
Daily traffic
14,315
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0021 over Little Whiteley Creek is a concrete tee beam carrying SR 0021 over Little Whiteley Creek in Greene County, Pennsylvania. It was built in 1950 and reconstructed in 1966, so it is 75 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 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 14,315 vehicles a day, roughly 10% of them trucks, projected to reach 11,879 by 2032. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 55.3 mi (89 km).

CarriesSR 0021
CrossesLittle Whiteley Creek
LocationCumberland & Monongahela
RouteState Highway 21
Coordinates39.86023, -79.9541
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
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
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,315 (2024)
Projected traffic11,879 by 2032
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed55.3 mi (89 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$62,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 0021 over Little Whiteley Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1966.

What condition is SR 0021 over Little Whiteley 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 August 2024.

How much traffic does SR 0021 over Little Whiteley Creek carry?

About 14,315 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 0021 over Little Whiteley Creek?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m).

Who owns SR 0021 over Little Whiteley Creek?

It is owned by the State Highway Agency.