US Bridges

T-361 Twin Lakes over Wilson Run

Good

Elk County, Pennsylvania · 300 Ft West of SR 321 · Structure no. 000000000057078

Built
2019
6 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
1 main span
Daily traffic
134
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-361 Twin Lakes over Wilson Run is a steel stringer/multi-beam or girder carrying T-361 Twin Lakes over Wilson Run in Elk County, Pennsylvania. It was built in 2019, so it is 6 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 134 vehicles a day, roughly 10% of them trucks, projected to reach 142 by 2043. The structure is 60 ft (18.3 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesT-361 Twin Lakes
CrossesWilson Run
Location300 Ft West of SR 321
RouteCity Street 0
Coordinates41.59889, -78.72627
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating29.7 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHL 93
Structure length60 ft (18.3 m)
Longest span57 ft (17.4 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic134 (2023)
Projected traffic142 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-361 Twin Lakes over Wilson Run built?

It was built in 2019, making it 6 years old in 2025.

What condition is T-361 Twin Lakes over Wilson 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 September 2023.

How much traffic does T-361 Twin Lakes over Wilson Run carry?

About 134 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is T-361 Twin Lakes over Wilson Run?

The structure is 60 ft (18.3 m) long with a longest span of 57 ft (17.4 m) and a deck 25 ft wide.

Who owns T-361 Twin Lakes over Wilson Run?

It is owned by the Town or Township Highway Agency.