US Bridges

SR 872-PA 872 over Nelson Run

Fair

Potter County, Pennsylvania · 2 MI N Wharton · Structure no. 000000000030262

Built
1970
55 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
485
2024 count
Owner
State
State Highway Agency

About this bridge

SR 872-PA 872 over Nelson Run is a prestressed concrete box beam or girders - multiple carrying SR 872-PA 872 over Nelson Run in Potter County, Pennsylvania. It was built in 1970, so it is 55 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 485 vehicles a day, roughly 12% of them trucks, projected to reach 493 by 2043. The structure is 37 ft (11.3 m) long and 44 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

Location

Open in Google Maps
CarriesSR 872-PA 872
CrossesNelson Run
Location2 MI N Wharton
RouteState Highway 872
CountyPotter County
StatePennsylvania
Coordinates41.55621, -78.03395
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating30 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span35 ft (10.7 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic485 (2024)
Projected traffic493 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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$467,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 872-PA 872 over Nelson Run built?

It was built in 1970, making it 55 years old in 2025.

What condition is SR 872-PA 872 over Nelson Run 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 June 2023.

How much traffic does SR 872-PA 872 over Nelson Run carry?

About 485 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is SR 872-PA 872 over Nelson Run?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.7 m) and a deck 44 ft wide.

Who owns SR 872-PA 872 over Nelson Run?

It is owned by the State Highway Agency.