US Bridges

T-359 Gilbert RD over Clear Run

Good

Jefferson County, Pennsylvania · 3.5 MI NW of SR 4005 · Structure no. 000000000019859

Built
1920
105 years old, rebuilt 2011
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
43 ft
1 main span
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

T-359 Gilbert RD over Clear Run is a steel stringer/multi-beam or girder carrying T-359 Gilbert RD over Clear Run in Jefferson County, Pennsylvania. It was built in 1920 and reconstructed in 2011, so it is 105 years old, older 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, projected to reach 68 by 2043. The structure is 43 ft (13.1 m) long and 18 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesT-359 Gilbert RD
CrossesClear Run
Location3.5 MI NW of SR 4005
RouteCity Street 0
Coordinates41.27061, -79.03876
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 inspectionMay 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 alignment7: Better than present minimum criteria
Operating rating81.5 US tons
Inventory rating62.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width18 ft (5.6 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic68 by 2043
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$288,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-359 Gilbert RD over Clear Run built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 2011.

What condition is T-359 Gilbert RD over Clear Run 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 May 2023.

How much traffic does T-359 Gilbert RD over Clear Run carry?

About 50 vehicles per day (2023 count).

How long is T-359 Gilbert RD over Clear Run?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 18 ft wide.

Who owns T-359 Gilbert RD over Clear Run?

It is owned by the County Highway Agency.