US Bridges

Pa 403 over Stony Creek

Good

Somerset County, Pennsylvania · Benson Boro · Structure no. 000000000031457

Built
1994
31 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
187 ft
2 main spans
Daily traffic
1,610
2023 count
Owner
State
State Highway Agency

About this bridge

Pa 403 over Stony Creek is a prestressed concrete box beam or girders - multiple carrying Pa 403 over Stony Creek in Somerset County, Pennsylvania. It was built in 1994, so it is 31 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 1,610 vehicles a day, roughly 6% of them trucks, projected to reach 3,048 by 2032. The structure is 187 ft (57 m) long and 36 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesPa 403
CrossesStony Creek
LocationBenson Boro
RouteState Highway 403
Coordinates40.20969, -78.92815
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating110.1 US tons
Inventory rating61.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length187 ft (57 m)
Longest span93 ft (28.3 m)
Deck width36 ft (11.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,610 (2023)
Projected traffic3,048 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 403 over Stony Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Pa 403 over Stony 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 June 2023.

How much traffic does Pa 403 over Stony Creek carry?

About 1,610 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Pa 403 over Stony Creek?

The structure is 187 ft (57 m) long with a longest span of 93 ft (28.3 m) and a deck 36 ft wide.

Who owns Pa 403 over Stony Creek?

It is owned by the State Highway Agency.