US Bridges

Township Road 481 over Frosty Run

Poor

Greene County, Pennsylvania · Village of Fordyce · Structure no. 000000000018558

Built
1970
55 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
29 ft
1 main span
Daily traffic
50
1993 count
Owner
County
County Highway Agency

About this bridge

Township Road 481 over Frosty Run is a steel stringer/multi-beam or girder carrying Township Road 481 over Frosty Run in Greene 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 100 by 2011. The structure is 29 ft (8.8 m) long and 16 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesTownship Road 481
CrossesFrosty Run
LocationVillage of Fordyce
RouteCity Street 7220
Coordinates39.8478, -80.08109
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1993)
Projected traffic100 by 2011
Trucks10%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$470,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Township Road 481 over Frosty Run built?

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

What condition is Township Road 481 over Frosty Run in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Township Road 481 over Frosty Run carry?

About 50 vehicles per day (1993 count), of which roughly 10% are trucks.

How long is Township Road 481 over Frosty Run?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 16 ft wide.

Who owns Township Road 481 over Frosty Run?

It is owned by the County Highway Agency.