US Bridges

SR 49-PA 49 over N.Br. Cowanesque River

Good

Potter County, Pennsylvania · Harrison Valley · Structure no. 000000000030193

Built
1952
73 years old, rebuilt 2012
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
1,635
2024 count
Owner
State
State Highway Agency

About this bridge

SR 49-PA 49 over N.Br. Cowanesque River is a prestressed concrete box beam or girders - multiple carrying SR 49-PA 49 over N.Br. Cowanesque River in Potter County, Pennsylvania. It was built in 1952 and reconstructed in 2012, so it is 73 years old, older 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 1,635 vehicles a day, roughly 15% of them trucks, projected to reach 2,425 by 2044. The structure is 61 ft (18.6 m) long and 45 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesSR 49-PA 49
CrossesN.Br. Cowanesque River
LocationHarrison Valley
RouteState Highway 49
CountyPotter County
StatePennsylvania
Coordinates41.94147, -77.64927
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating42.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length61 ft (18.6 m)
Longest span61 ft (18.6 m)
Deck width45 ft (13.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,635 (2024)
Projected traffic2,425 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed19.9 mi (32 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$603,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 49-PA 49 over N.Br. Cowanesque River built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 2012.

What condition is SR 49-PA 49 over N.Br. 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 August 2024.

How much traffic does SR 49-PA 49 over N.Br. Cowanesque River carry?

About 1,635 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is SR 49-PA 49 over N.Br. Cowanesque River?

The structure is 61 ft (18.6 m) long with a longest span of 61 ft (18.6 m) and a deck 45 ft wide.

Who owns SR 49-PA 49 over N.Br. Cowanesque River?

It is owned by the State Highway Agency.