US Bridges

Old Enon Unity RD over N Fork Little Beaver Run

Fair

Lawrence County, Pennsylvania · 203001 Old Enon Unity RD · Structure no. 000000000022519

Built
2002
23 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
27 ft
1 main span
Daily traffic
100
2005 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Old Enon Unity RD over N Fork Little Beaver Run is a steel culvert carrying Old Enon Unity RD over N Fork Little Beaver Run in Lawrence County, Pennsylvania. It was built in 2002, so it is 23 years old, younger 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 6 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 100 vehicles a day, roughly 4% of them trucks, projected to reach 100 by 2025. The structure is 27 ft (8.2 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesOld Enon Unity RD
CrossesN Fork Little Beaver Run
Location203001 Old Enon Unity RD
RouteCity Street 0/0
Coordinates40.86102, -80.48278
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating37 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2005)
Projected traffic100 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$156,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Enon Unity RD over N Fork Little Beaver Run built?

It was built in 2002, making it 23 years old in 2025.

What condition is Old Enon Unity RD over N Fork Little Beaver 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 August 2023.

How much traffic does Old Enon Unity RD over N Fork Little Beaver Run carry?

About 100 vehicles per day (2005 count), of which roughly 4% are trucks.

How long is Old Enon Unity RD over N Fork Little Beaver Run?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m) and a deck 26 ft wide.

Who owns Old Enon Unity RD over N Fork Little Beaver Run?

It is owned by the Town or Township Highway Agency.