US Bridges

SR 358 Hadley Road over Over Little Shenango TR

Fair

Mercer County, Pennsylvania · Perry Township · Structure no. 000000000025878

Built
1929
96 years old, rebuilt 1986
Condition
Fair
inspected May 2024
Type
Arch - Deck
Concrete
Length
50 ft
1 main span
Daily traffic
1,870
2023 count
Owner
State
State Highway Agency

About this bridge

SR 358 Hadley Road over Over Little Shenango TR is a concrete arch - deck carrying SR 358 Hadley Road over Over Little Shenango TR in Mercer County, Pennsylvania. It was built in 1929 and reconstructed in 1986, so it is 96 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 1,870 vehicles a day, roughly 20% of them trucks, projected to reach 2,323 by 2032. The structure is 50 ft (15.2 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR 358 Hadley Road
CrossesOver Little Shenango TR
LocationPerry Township
RouteState Highway 358
CountyMercer County
StatePennsylvania
Coordinates41.3929, -80.18134
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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating44 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 15
Structure length50 ft (15.2 m)
Longest span45 ft (13.7 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,870 (2023)
Projected traffic2,323 by 2032
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1986.

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 2024.

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

About 1,870 vehicles per day (2023 count), of which roughly 20% are trucks.

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

The structure is 50 ft (15.2 m) long with a longest span of 45 ft (13.7 m) and a deck 29 ft wide.

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

It is owned by the State Highway Agency.