US Bridges

Kerrstown Road over Dugan Road

Good

Mercer County, Pennsylvania · 500FT South of Roberts RD · Structure no. 000000000026194

Built
1895
130 years old, rebuilt 1984
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
8
2023 count
Owner
County
County Highway Agency

About this bridge

Kerrstown Road over Dugan Road is a prestressed concrete box beam or girders - multiple carrying Kerrstown Road over Dugan Road in Mercer County, Pennsylvania. It was built in 1895 and reconstructed in 1984, so it is 130 years old, older 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 8 vehicles a day, roughly 4% of them trucks, projected to reach 20 by 2039. The structure is 28 ft (8.5 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesKerrstown Road
CrossesDugan Road
Location500FT South of Roberts RD
RouteCity Street 7215
CountyMercer County
StatePennsylvania
Coordinates41.38864, -80.07458
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
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 evaluation7: Better than 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 rating89 US tons
Inventory rating53 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width24 ft (7.3 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8 (2023)
Projected traffic20 by 2039
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Kerrstown Road over Dugan Road built?

It was built in 1895, making it 130 years old in 2025. It was reconstructed in 1984.

What condition is Kerrstown Road over Dugan Road 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 July 2023.

How much traffic does Kerrstown Road over Dugan Road carry?

About 8 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Kerrstown Road over Dugan Road?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m) and a deck 24 ft wide.

Who owns Kerrstown Road over Dugan Road?

It is owned by the County Highway Agency.