US Bridges

Chestnut Parkway over Ridley Creek

Fair

Delaware County, Pennsylvania · Neth.Providence 34F13 · Structure no. 000000000015309

Built
1929
96 years old
Condition
Fair
inspected December 2022
Type
Tee Beam
Concrete Continuous
Length
107 ft
2 main spans
Daily traffic
7,934
2024 count
Owner
State
State Highway Agency

About this bridge

Chestnut Parkway over Ridley Creek is a concrete continuous tee beam carrying Chestnut Parkway over Ridley Creek in Delaware County, Pennsylvania. It was built in 1929, so it is 96 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 7,934 vehicles a day, roughly 6% of them trucks, projected to reach 8,253 by 2032. The structure is 107 ft (32.6 m) long and 52 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesChestnut Parkway
CrossesRidley Creek
LocationNeth.Providence 34F13
RouteState Highway 0
Coordinates39.87276, -75.36659
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
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.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length107 ft (32.6 m)
Longest span53 ft (16.2 m)
Deck width52 ft (15.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,934 (2024)
Projected traffic8,253 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$554,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Chestnut Parkway over Ridley Creek built?

It was built in 1929, making it 96 years old in 2025.

What condition is Chestnut Parkway over Ridley Creek 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 December 2022.

How much traffic does Chestnut Parkway over Ridley Creek carry?

About 7,934 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Chestnut Parkway over Ridley Creek?

The structure is 107 ft (32.6 m) long with a longest span of 53 ft (16.2 m) and a deck 52 ft wide.

Who owns Chestnut Parkway over Ridley Creek?

It is owned by the State Highway Agency.