US Bridges

Dublin Pike over Three Mile Run

Fair

Bucks County, Pennsylvania · .5MI.LR 386PAR a 15A06 · Structure no. 000000000006993

Built
1930
95 years old
Condition
Fair
inspected March 2023
Type
Arch - Deck
Concrete
Length
40 ft
1 main span
Daily traffic
14,033
2023 count
Owner
State
State Highway Agency

About this bridge

Dublin Pike over Three Mile Run is a concrete arch - deck carrying Dublin Pike over Three Mile Run in Bucks County, Pennsylvania. It was built in 1930, so it is 95 years old, older 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 14,033 vehicles a day, roughly 7% of them trucks, projected to reach 17,410 by 2032. The structure is 40 ft (12.2 m) long and 33 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesDublin Pike
CrossesThree Mile Run
Location.5MI.LR 386PAR a 15A06
RouteState Highway 313
CountyBucks County
StatePennsylvania
Coordinates40.39833, -75.27167
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating37 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,033 (2023)
Projected traffic17,410 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$62,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Dublin Pike over Three Mile Run built?

It was built in 1930, making it 95 years old in 2025.

What condition is Dublin Pike over Three Mile 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 March 2023.

How much traffic does Dublin Pike over Three Mile Run carry?

About 14,033 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Dublin Pike over Three Mile Run?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 33 ft wide.

Who owns Dublin Pike over Three Mile Run?

It is owned by the State Highway Agency.