US Bridges

Old Bethlehem Pike over Three Mile Run

PoorPosted for load

Bucks County, Pennsylvania · 0.6 M N SR563 Adc 2807-K9 · Structure no. 000000000007502

Built
1955
70 years old
Condition
Poor
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
1,000
2001 count
Owner
County
County Highway Agency

About this bridge

Old Bethlehem Pike over Three Mile Run is a prestressed concrete box beam or girders - multiple carrying Old Bethlehem Pike over Three Mile Run in Bucks County, Pennsylvania. It was built in 1955, 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 1,000 vehicles a day, projected to reach 1,400 by 2013. The structure is 28 ft (8.5 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesOld Bethlehem Pike
CrossesThree Mile Run
Location0.6 M N SR563 Adc 2807-K9
RouteCity Street 0
Coordinates40.38267, -75.3125
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span27 ft (8.2 m)
Deck width36 ft (11.1 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2001)
Projected traffic1,400 by 2013
Trucks—
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

OwnerCounty Highway Agency
Maintained byCounty 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$48,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Bethlehem Pike over Three Mile Run built?

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

What condition is Old Bethlehem Pike over Three Mile Run in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does Old Bethlehem Pike over Three Mile Run carry?

About 1,000 vehicles per day (2001 count).

How long is Old Bethlehem Pike over Three Mile Run?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.2 m) and a deck 36 ft wide.

Who owns Old Bethlehem Pike over Three Mile Run?

It is owned by the County Highway Agency.