US Bridges

SR 258 Lake Road over Over Shenango River Trib

Fair

Mercer County, Pennsylvania · Clark Borough · Structure no. 000000000025853

Built
1965
60 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
29 ft
1 main span
Daily traffic
1,374
2024 count
Owner
State
State Highway Agency

About this bridge

SR 258 Lake Road over Over Shenango River Trib is a concrete slab carrying SR 258 Lake Road over Over Shenango River Trib in Mercer County, Pennsylvania. It was built in 1965, so it is 60 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,374 vehicles a day, roughly 13% of them trucks, projected to reach 2,291 by 2032. The structure is 29 ft (8.8 m) long and 36 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSR 258 Lake Road
CrossesOver Shenango River Trib
LocationClark Borough
RouteState Highway 258
CountyMercer County
StatePennsylvania
Coordinates41.28272, -80.41367
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating37 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,374 (2024)
Projected traffic2,291 by 2032
Trucks13%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$44,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 258 Lake Road over Over Shenango River Trib built?

It was built in 1965, making it 60 years old in 2025.

What condition is SR 258 Lake Road over Over Shenango River Trib in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does SR 258 Lake Road over Over Shenango River Trib carry?

About 1,374 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is SR 258 Lake Road over Over Shenango River Trib?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 36 ft wide.

Who owns SR 258 Lake Road over Over Shenango River Trib?

It is owned by the State Highway Agency.