US Bridges

Seventh Street over Allegheny River

Good

Potter County, Pennsylvania · 350 East of SR0044 · Structure no. 000000000046547

Built
2011
14 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
507
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Seventh Street over Allegheny River is a prestressed concrete box beam or girders - multiple carrying Seventh Street over Allegheny River in Potter County, Pennsylvania. It was built in 2011, so it is 14 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 507 vehicles a day, roughly 10% of them trucks, projected to reach 507 by 2037. The structure is 63 ft (19.2 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSeventh Street
CrossesAllegheny River
Location350 East of SR0044
RouteCity Street 0
Coordinates41.77906, -78.01927
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.
Substructure8 Very GoodNo problems noted.
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 evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length63 ft (19.2 m)
Longest span60 ft (18.3 m)
Deck width32 ft (9.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic507 (2017)
Projected traffic507 by 2037
Trucks10%
Lanes on structure2
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Seventh Street over Allegheny River built?

It was built in 2011, making it 14 years old in 2025.

What condition is Seventh Street 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 March 2023.

How much traffic does Seventh Street over Allegheny River carry?

About 507 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is Seventh Street over Allegheny River?

The structure is 63 ft (19.2 m) long with a longest span of 60 ft (18.3 m) and a deck 32 ft wide.

Who owns Seventh Street over Allegheny River?

It is owned by the City or Municipal Highway Agency.