US Bridges

T525 Slate Hill RD over Standing Stone Creek

Good

Huntingdon County, Pennsylvania · 3 Mi.Ne.Of Mcalevys Fort · Structure no. 000000000018921

Built
1997
28 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
51
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T525 Slate Hill RD over Standing Stone Creek is a prestressed concrete box beam or girders - multiple carrying T525 Slate Hill RD over Standing Stone Creek in Huntingdon County, Pennsylvania. It was built in 1997, so it is 28 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 51 vehicles a day, roughly 2% of them trucks, projected to reach 65 by 2043. The structure is 54 ft (16.5 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT525 Slate Hill RD
CrossesStanding Stone Creek
Location3 Mi.Ne.Of Mcalevys Fort
RouteCity Street 0
Coordinates40.66532, -77.8109
Functional classRural Local

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 24 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 alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length54 ft (16.5 m)
Longest span52 ft (15.8 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2023)
Projected traffic65 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 T525 Slate Hill RD over Standing Stone Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is T525 Slate Hill RD over Standing Stone 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 T525 Slate Hill RD over Standing Stone Creek carry?

About 51 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is T525 Slate Hill RD over Standing Stone Creek?

The structure is 54 ft (16.5 m) long with a longest span of 52 ft (15.8 m) and a deck 26 ft wide.

Who owns T525 Slate Hill RD over Standing Stone Creek?

It is owned by the Town or Township Highway Agency.