US Bridges

T-402 Knox Road over Cowanesque River

Good

Tioga County, Pennsylvania · 1.2 MI SW Knoxville · Structure no. 000000000048952

Built
2014
11 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
188 ft
2 main spans
Daily traffic
36
2023 count
Owner
County
County Highway Agency

About this bridge

T-402 Knox Road over Cowanesque River is a prestressed concrete continuous stringer/multi-beam or girder carrying T-402 Knox Road over Cowanesque River in Tioga County, Pennsylvania. It was built in 2014, so it is 11 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 36 vehicles a day, roughly 5% of them trucks, projected to reach 56 by 2045. The structure is 188 ft (57.3 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT-402 Knox Road
CrossesCowanesque River
Location1.2 MI SW Knoxville
RouteCity Street 0
Coordinates41.94899, -77.45933
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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length188 ft (57.3 m)
Longest span92 ft (28 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36 (2023)
Projected traffic56 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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-402 Knox Road over Cowanesque River built?

It was built in 2014, making it 11 years old in 2025.

What condition is T-402 Knox Road 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 July 2023.

How much traffic does T-402 Knox Road over Cowanesque River carry?

About 36 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is T-402 Knox Road over Cowanesque River?

The structure is 188 ft (57.3 m) long with a longest span of 92 ft (28 m) and a deck 28 ft wide.

Who owns T-402 Knox Road over Cowanesque River?

It is owned by the County Highway Agency.