US Bridges

Pa 31 over Tr.Stony Creek

Good

Somerset County, Pennsylvania · 0.9 Miles West of SR 160 · Structure no. 000000000067663

Built
2022
3 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
1 main span
Daily traffic
1,766
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 31 over Tr.Stony Creek is a steel stringer/multi-beam or girder carrying Pa 31 over Tr.Stony Creek in Somerset County, Pennsylvania. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,766 vehicles a day, roughly 18% of them trucks, projected to reach 3,266 by 2032. The structure is 61 ft (18.6 m) long and 43 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesPa 31
CrossesTr.Stony Creek
Location0.9 Miles West of SR 160
RouteState Highway 31
Coordinates39.95409, -78.92017
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length61 ft (18.6 m)
Longest span57 ft (17.4 m)
Deck width43 ft (13 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,766 (2024)
Projected traffic3,266 by 2032
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 31 over Tr.Stony Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is Pa 31 over Tr.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 July 2024.

How much traffic does Pa 31 over Tr.Stony Creek carry?

About 1,766 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Pa 31 over Tr.Stony Creek?

The structure is 61 ft (18.6 m) long with a longest span of 57 ft (17.4 m) and a deck 43 ft wide.

Who owns Pa 31 over Tr.Stony Creek?

It is owned by the State Highway Agency.