US Bridges

Newbold Road over Rock Run

Fair

Bucks County, Pennsylvania · .2MI.S.OF US-1 38K07 · Structure no. 000000000007355

Built
1954
71 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
58 ft
2 main spans
Daily traffic
4,201
2024 count
Owner
State
State Highway Agency

About this bridge

Newbold Road over Rock Run is a concrete tee beam carrying Newbold Road over Rock Run in Bucks County, Pennsylvania. It was built in 1954, so it is 71 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 4,201 vehicles a day, roughly 24% of them trucks, projected to reach 5,728 by 2032. The structure is 58 ft (17.7 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNewbold Road
CrossesRock Run
Location.2MI.S.OF US-1 38K07
RouteState Highway 0
CountyBucks County
StatePennsylvania
Coordinates40.19357, -74.79851
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length58 ft (17.7 m)
Longest span28 ft (8.5 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,201 (2024)
Projected traffic5,728 by 2032
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$62,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Newbold Road over Rock Run built?

It was built in 1954, making it 71 years old in 2025.

What condition is Newbold Road over Rock 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 2024.

How much traffic does Newbold Road over Rock Run carry?

About 4,201 vehicles per day (2024 count), of which roughly 24% are trucks.

How long is Newbold Road over Rock Run?

The structure is 58 ft (17.7 m) long with a longest span of 28 ft (8.5 m) and a deck 36 ft wide.

Who owns Newbold Road over Rock Run?

It is owned by the State Highway Agency.