US Bridges

On Duffytown Road over Land

Fair

McKean County, Pennsylvania · Eldred Boro · Structure no. 000000000025494

Built
1975
50 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
244 ft
3 main spans
Daily traffic
92
2024 count
Owner
State
State Highway Agency

About this bridge

On Duffytown Road over Land is a steel continuous stringer/multi-beam or girder carrying On Duffytown Road over Land in McKean County, Pennsylvania. It was built in 1975, so it is 50 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 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 92 vehicles a day, roughly 10% of them trucks, projected to reach 104 by 2043. The structure is 244 ft (74.4 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOn Duffytown Road
CrossesLand
LocationEldred Boro
RouteState Highway 0
Coordinates41.96551, -78.38494
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length244 ft (74.4 m)
Longest span90 ft (27.4 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic92 (2024)
Projected traffic104 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was On Duffytown Road over Land built?

It was built in 1975, making it 50 years old in 2025.

What condition is On Duffytown Road over Land 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 On Duffytown Road over Land carry?

About 92 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is On Duffytown Road over Land?

The structure is 244 ft (74.4 m) long with a longest span of 90 ft (27.4 m) and a deck 31 ft wide.

Who owns On Duffytown Road over Land?

It is owned by the State Highway Agency.