US Bridges

T-481 W Tannery ST over N Br Cowanesque River

PoorPosted for load

Potter County, Pennsylvania · 0.2 MI from Rt 49 · Structure no. 000000000030445

Built
1951
74 years old, rebuilt 2009
Condition
Poor
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
50
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-481 W Tannery ST over N Br Cowanesque River is a steel stringer/multi-beam or girder carrying T-481 W Tannery ST over N Br Cowanesque River in Potter County, Pennsylvania. It was built in 1951 and reconstructed in 2009, so it is 74 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, projected to reach 70 by 2038. The structure is 30 ft (9.1 m) long and 19 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-481 W Tannery ST
CrossesN Br Cowanesque River
Location0.2 MI from Rt 49
RouteCity Street 0
Coordinates41.94279, -77.64797
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; extensive scour has occurred
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22 US tons
Inventory rating13 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadH 20
Structure length30 ft (9.1 m)
Longest span27 ft (8.2 m)
Deck width19 ft (5.8 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2018)
Projected traffic70 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$474,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-481 W Tannery ST over N Br Cowanesque River built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 2009.

What condition is T-481 W Tannery ST over N Br Cowanesque River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.

How much traffic does T-481 W Tannery ST over N Br Cowanesque River carry?

About 50 vehicles per day (2018 count).

How long is T-481 W Tannery ST over N Br Cowanesque River?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.2 m) and a deck 19 ft wide.

Who owns T-481 W Tannery ST over N Br Cowanesque River?

It is owned by the Town or Township Highway Agency.