US Bridges

Darby Paoli Road over Saint Davids Road

Fair

Delaware County, Pennsylvania · 2MI.N.W.CHESTER PK.24J02 · Structure no. 000000000014951

Built
1968
57 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
126 ft
3 main spans
Daily traffic
20,048
2024 count
Owner
State
State Highway Agency

About this bridge

Darby Paoli Road over Saint Davids Road is a prestressed concrete box beam or girders - multiple carrying Darby Paoli Road over Saint Davids Road in Delaware County, Pennsylvania. It was built in 1968, so it is 57 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 20,048 vehicles a day, roughly 9% of them trucks, projected to reach 22,870 by 2032. The structure is 126 ft (38.4 m) long and 72 ft wide.

Location

Open in Google Maps
CarriesDarby Paoli Road
CrossesSaint Davids Road
Location2MI.N.W.CHESTER PK.24J02
RouteState Highway 252
CountyDelaware County
StatePennsylvania
Coordinates40.00762, -75.41894
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating66 US tons
Inventory rating39 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length126 ft (38.4 m)
Longest span50 ft (15.2 m)
Deck width72 ft (21.9 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,048 (2024)
Projected traffic22,870 by 2032
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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$324,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Darby Paoli Road over Saint Davids Road built?

It was built in 1968, making it 57 years old in 2025.

What condition is Darby Paoli Road over Saint Davids Road 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 August 2024.

How much traffic does Darby Paoli Road over Saint Davids Road carry?

About 20,048 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Darby Paoli Road over Saint Davids Road?

The structure is 126 ft (38.4 m) long with a longest span of 50 ft (15.2 m) and a deck 72 ft wide.

Who owns Darby Paoli Road over Saint Davids Road?

It is owned by the State Highway Agency.