US Bridges

Traffic Route 13 over Branch Rock Run

Fair

Bucks County, Pennsylvania · .4MI.S.TYBURN Rd. 38H10 · Structure no. 000000000006772

Built
1955
70 years old, rebuilt 2004
Condition
Fair
inspected May 2024
Type
Tee Beam
Concrete
Length
40 ft
1 main span
Daily traffic
24,470
2024 count
Owner
State
State Highway Agency

About this bridge

Traffic Route 13 over Branch Rock Run is a concrete tee beam carrying Traffic Route 13 over Branch Rock Run in Bucks County, Pennsylvania. It was built in 1955 and reconstructed in 2004, so it is 70 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 24,470 vehicles a day, roughly 14% of them trucks, projected to reach 31,068 by 2032. The structure is 40 ft (12.2 m) long and 72 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesTraffic Route 13
CrossesBranch Rock Run
Location.4MI.S.TYBURN Rd. 38H10
RouteU.S. Route 13
CountyBucks County
StatePennsylvania
Coordinates40.17717, -74.812
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2024
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 geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width72 ft (21.8 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,470 (2024)
Projected traffic31,068 by 2032
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$287,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Traffic Route 13 over Branch Rock Run built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2004.

What condition is Traffic Route 13 over Branch 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 May 2024.

How much traffic does Traffic Route 13 over Branch Rock Run carry?

About 24,470 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Traffic Route 13 over Branch Rock Run?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 72 ft wide.

Who owns Traffic Route 13 over Branch Rock Run?

It is owned by the State Highway Agency.