US Bridges

On Toles Hollow RD over Allegheny River

Good

Potter County, Pennsylvania · Coudersport Boro · Structure no. 000000000048860

Built
2014
11 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
222
2024 count
Owner
State
State Highway Agency

About this bridge

On Toles Hollow RD over Allegheny River is a prestressed concrete box beam or girders - multiple carrying On Toles Hollow RD over Allegheny River in Potter County, Pennsylvania. It was built in 2014, so it is 11 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 222 vehicles a day, roughly 5% of them trucks, projected to reach 348 by 2043. The structure is 87 ft (26.5 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesOn Toles Hollow RD
CrossesAllegheny River
LocationCoudersport Boro
RouteState Highway 0
Coordinates41.76149, -78.04264
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.7 US tons
Inventory rating44.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length87 ft (26.5 m)
Longest span85 ft (25.9 m)
Deck width28 ft (8.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic222 (2024)
Projected traffic348 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 On Toles Hollow RD over Allegheny River built?

It was built in 2014, making it 11 years old in 2025.

What condition is On Toles Hollow RD over Allegheny River 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 2023.

How much traffic does On Toles Hollow RD over Allegheny River carry?

About 222 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is On Toles Hollow RD over Allegheny River?

The structure is 87 ft (26.5 m) long with a longest span of 85 ft (25.9 m) and a deck 28 ft wide.

Who owns On Toles Hollow RD over Allegheny River?

It is owned by the State Highway Agency.