US Bridges

N. Pennock Br. RD over West Br.White Clay Creek

PoorClosed to traffic

Chester County, Pennsylvania · New London Airport 53C1 · Structure no. 000000000010452

Built
1931
94 years old
Condition
Poor
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
1 main span
Daily traffic
644
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

N. Pennock Br. RD over West Br.White Clay Creek is a steel stringer/multi-beam or girder carrying N. Pennock Br. RD over West Br.White Clay Creek in Chester County, Pennsylvania. It was built in 1931, so it is 94 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 1 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: closed to all traffic.

It carries about 644 vehicles a day, roughly 16% of them trucks, projected to reach 564 by 2032. The structure is 27 ft (8.2 m) long and 18 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesN. Pennock Br. RD
CrossesWest Br.White Clay Creek
LocationNew London Airport 53C1
RouteState Highway 0
CountyChester County
StatePennsylvania
Coordinates39.78978, -75.86306
Functional classUrban Local

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.
Superstructure1 Imminent FailureMajor deterioration or section loss present in critical structural components. Bridge is closed to traffic but corrective action may put it back in light service.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating9 US tons
Inventory rating5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic644 (2024)
Projected traffic564 by 2032
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$350,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N. Pennock Br. RD over West Br.White Clay Creek built?

It was built in 1931, making it 94 years old in 2025.

What condition is N. Pennock Br. RD over West Br.White Clay Creek 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 May 2023.

How much traffic does N. Pennock Br. RD over West Br.White Clay Creek carry?

About 644 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is N. Pennock Br. RD over West Br.White Clay Creek?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m) and a deck 18 ft wide.

Who owns N. Pennock Br. RD over West Br.White Clay Creek?

It is owned by the Town or Township Highway Agency.