US Bridges

SR 358 Hadley Road over Over Little Shenango TR

Fair

Mercer County, Pennsylvania · Otter Creek Township · Structure no. 000000000025873

Built
1934
91 years old, rebuilt 1978
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
3,344
2023 count
Owner
State
State Highway Agency

About this bridge

SR 358 Hadley Road over Over Little Shenango TR is a steel stringer/multi-beam or girder carrying SR 358 Hadley Road over Over Little Shenango TR in Mercer County, Pennsylvania. It was built in 1934 and reconstructed in 1978, so it is 91 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 3,344 vehicles a day, roughly 8% of them trucks, projected to reach 4,369 by 2032. The structure is 28 ft (8.5 m) long and 30 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSR 358 Hadley Road
CrossesOver Little Shenango TR
LocationOtter Creek Township
RouteState Highway 358
CountyMercer County
StatePennsylvania
Coordinates41.41606, -80.26743
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating70 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width30 ft (9 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,344 (2023)
Projected traffic4,369 by 2032
Trucks8%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$37,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 358 Hadley Road over Over Little Shenango TR built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1978.

What condition is SR 358 Hadley Road over Over Little Shenango TR 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 May 2023.

How much traffic does SR 358 Hadley Road over Over Little Shenango TR carry?

About 3,344 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is SR 358 Hadley Road over Over Little Shenango TR?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m) and a deck 30 ft wide.

Who owns SR 358 Hadley Road over Over Little Shenango TR?

It is owned by the State Highway Agency.