US Bridges

Dougherty Road over Big Run

Fair

Lawrence County, Pennsylvania · N of Old Butler Road · Structure no. 000000000022557

Built
1985
40 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
200
2005 count
Owner
County
County Highway Agency

About this bridge

Dougherty Road over Big Run is a prestressed concrete box beam or girders - multiple carrying Dougherty Road over Big Run in Lawrence County, Pennsylvania. It was built in 1985, so it is 40 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 200 vehicles a day, roughly 5% of them trucks, projected to reach 500 by 2025. The structure is 45 ft (13.7 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesDougherty Road
CrossesBig Run
LocationN of Old Butler Road
RouteCity Street 0
CountyLawrence County
StatePennsylvania
Coordinates40.98411, -80.30105
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating41 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span43 ft (13.1 m)
Deck width28 ft (8.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2005)
Projected traffic500 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Dougherty Road over Big Run built?

It was built in 1985, making it 40 years old in 2025.

What condition is Dougherty Road over Big 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 July 2023.

How much traffic does Dougherty Road over Big Run carry?

About 200 vehicles per day (2005 count), of which roughly 5% are trucks.

How long is Dougherty Road over Big Run?

The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13.1 m) and a deck 28 ft wide.

Who owns Dougherty Road over Big Run?

It is owned by the County Highway Agency.