US Bridges

SR 46-PA 46 over Tunungwant Creek

Poor

McKean County, Pennsylvania · Bradford N Kendall Ave · Structure no. 000000000025277

Built
1973
52 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
142 ft
2 main spans
Daily traffic
4,989
2024 count
Owner
State
State Highway Agency

About this bridge

SR 46-PA 46 over Tunungwant Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 46-PA 46 over Tunungwant Creek in McKean County, Pennsylvania. It was built in 1973, so it is 52 years old, younger 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 4 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.

It carries about 4,989 vehicles a day, roughly 9% of them trucks, projected to reach 6,115 by 2043. The structure is 142 ft (43.3 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 46-PA 46
CrossesTunungwant Creek
LocationBradford N Kendall Ave
RouteState Highway 46
Coordinates41.96737, -78.62863
Functional classUrban Minor Arterial

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating91.1 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span66 ft (20.1 m)
Deck width60 ft (18.3 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,989 (2024)
Projected traffic6,115 by 2043
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$515,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 46-PA 46 over Tunungwant Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR 46-PA 46 over Tunungwant Creek 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 October 2023.

How much traffic does SR 46-PA 46 over Tunungwant Creek carry?

About 4,989 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is SR 46-PA 46 over Tunungwant Creek?

The structure is 142 ft (43.3 m) long with a longest span of 66 ft (20.1 m) and a deck 60 ft wide.

Who owns SR 46-PA 46 over Tunungwant Creek?

It is owned by the State Highway Agency.