US Bridges

T-577 Kinbahe RD over Toby Creek

Good

Clarion County, Pennsylvania · 1.6 MI E Int. W/ SR 66 · Structure no. 000000000043458

Built
2004
21 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
55 ft
1 main span
Daily traffic
50
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-577 Kinbahe RD over Toby Creek is a steel stringer/multi-beam or girder carrying T-577 Kinbahe RD over Toby Creek in Clarion County, Pennsylvania. It was built in 2004, so it is 21 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 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 70 by 2043. The structure is 55 ft (16.8 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesT-577 Kinbahe RD
CrossesToby Creek
Location1.6 MI E Int. W/ SR 66
RouteCity Street 0
Coordinates41.25812, -79.36811
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating60 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length55 ft (16.8 m)
Longest span53 ft (16.2 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2021)
Projected traffic70 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-577 Kinbahe RD over Toby Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is T-577 Kinbahe RD over Toby Creek 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 September 2023.

How much traffic does T-577 Kinbahe RD over Toby Creek carry?

About 50 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is T-577 Kinbahe RD over Toby Creek?

The structure is 55 ft (16.8 m) long with a longest span of 53 ft (16.2 m) and a deck 32 ft wide.

Who owns T-577 Kinbahe RD over Toby Creek?

It is owned by the Town or Township Highway Agency.