US Bridges

US 30 over Quemahoning Creek

Good

Somerset County, Pennsylvania · Ferrellton · Structure no. 000000000043501

Built
2006
19 years old, rebuilt 2019
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
5,759
2024 count
Owner
State
State Highway Agency

About this bridge

US 30 over Quemahoning Creek is a prestressed concrete box beam or girders - multiple carrying US 30 over Quemahoning Creek in Somerset County, Pennsylvania. It was built in 2006 and reconstructed in 2019, so it is 19 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,759 vehicles a day, roughly 8% of them trucks, projected to reach 6,728 by 2032. The structure is 90 ft (27.4 m) long and 55 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesUS 30
CrossesQuemahoning Creek
LocationFerrellton
RouteU.S. Route 30
Coordinates40.14756, -79.04222
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 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
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating23 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length90 ft (27.4 m)
Longest span88 ft (26.8 m)
Deck width55 ft (16.9 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,759 (2024)
Projected traffic6,728 by 2032
Trucks8%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 US 30 over Quemahoning Creek built?

It was built in 2006, making it 19 years old in 2025. It was reconstructed in 2019.

What condition is US 30 over Quemahoning Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2024.

How much traffic does US 30 over Quemahoning Creek carry?

About 5,759 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is US 30 over Quemahoning Creek?

The structure is 90 ft (27.4 m) long with a longest span of 88 ft (26.8 m) and a deck 55 ft wide.

Who owns US 30 over Quemahoning Creek?

It is owned by the State Highway Agency.