US Bridges

SR477-PA477 over Long Run

Good

Clinton County, Pennsylvania · Salona · Structure no. 000000000046253

Built
2010
15 years old
Condition
Good
inspected October 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
2,519
2023 count
Owner
State
State Highway Agency

About this bridge

SR477-PA477 over Long Run is a prestressed concrete box beam or girders - multiple carrying SR477-PA477 over Long Run in Clinton County, Pennsylvania. It was built in 2010, so it is 15 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 2,519 vehicles a day, roughly 8% of them trucks, projected to reach 2,002 by 2042. The structure is 43 ft (13.1 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSR477-PA477
CrossesLong Run
LocationSalona
RouteState Highway 477
CountyClinton County
StatePennsylvania
Coordinates41.08271, -77.46087
Functional classUrban Collector

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 inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71 US tons
Inventory rating50 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width36 ft (11.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,519 (2023)
Projected traffic2,002 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.1 mi (13 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 SR477-PA477 over Long Run built?

It was built in 2010, making it 15 years old in 2025.

What condition is SR477-PA477 over Long 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 October 2022.

How much traffic does SR477-PA477 over Long Run carry?

About 2,519 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is SR477-PA477 over Long Run?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 36 ft wide.

Who owns SR477-PA477 over Long Run?

It is owned by the State Highway Agency.