US Bridges

T-479 South Street over Cowanesque River

Good

Potter County, Pennsylvania · 500 Ft South of SR 49 · Structure no. 000000000043477

Built
2006
19 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
113 ft
1 main span
Daily traffic
30
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-479 South Street over Cowanesque River is a prestressed concrete box beam or girders - multiple carrying T-479 South Street over Cowanesque River in Potter County, Pennsylvania. It was built in 2006, 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 30 vehicles a day, roughly 3% of them trucks, projected to reach 40 by 2037. The structure is 113 ft (34.4 m) long and 27 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT-479 South Street
CrossesCowanesque River
Location500 Ft South of SR 49
RouteCity Street 0
Coordinates41.93958, -77.64887
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.9 US tons
Inventory rating45.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length113 ft (34.4 m)
Longest span111 ft (33.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2017)
Projected traffic40 by 2037
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 T-479 South Street over Cowanesque River built?

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

What condition is T-479 South Street over Cowanesque 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 March 2023.

How much traffic does T-479 South Street over Cowanesque River carry?

About 30 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is T-479 South Street over Cowanesque River?

The structure is 113 ft (34.4 m) long with a longest span of 111 ft (33.8 m) and a deck 27 ft wide.

Who owns T-479 South Street over Cowanesque River?

It is owned by the Town or Township Highway Agency.