US Bridges

River Road;main ST over Dark Hollow Run

Fair

Bucks County, Pennsylvania · 70FROM Lr 659 25H03 · Structure no. 000000000006792

Built
1959
66 years old
Condition
Fair
inspected April 2023
Type
Tee Beam
Concrete
Length
27 ft
1 main span
Daily traffic
6,360
2023 count
Owner
State
State Highway Agency

About this bridge

River Road;main ST over Dark Hollow Run is a concrete tee beam carrying River Road;main ST over Dark Hollow Run in Bucks County, Pennsylvania. It was built in 1959, so it is 66 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 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 6,360 vehicles a day, roughly 7% of them trucks, projected to reach 9,339 by 2032. The structure is 27 ft (8.2 m) long and 46 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesRiver Road;main ST
CrossesDark Hollow Run
Location70FROM Lr 659 25H03
RouteState Highway 32
CountyBucks County
StatePennsylvania
Coordinates40.35753, -74.94935
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
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 inspectionApril 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width46 ft (13.9 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,360 (2023)
Projected traffic9,339 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was River Road;main ST over Dark Hollow Run built?

It was built in 1959, making it 66 years old in 2025.

What condition is River Road;main ST over Dark Hollow 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 April 2023.

How much traffic does River Road;main ST over Dark Hollow Run carry?

About 6,360 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is River Road;main ST over Dark Hollow Run?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m) and a deck 46 ft wide.

Who owns River Road;main ST over Dark Hollow Run?

It is owned by the State Highway Agency.