US Bridges

Avondale New Londn over Middle White Clay Creek

Good

Chester County, Pennsylvania · London Grove Twp. 45J13 · Structure no. 000000000010638

Built
1987
38 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
2,596
2019 count
Owner
County
County Highway Agency

About this bridge

Avondale New Londn over Middle White Clay Creek is a prestressed concrete box beam or girders - multiple carrying Avondale New Londn over Middle White Clay Creek in Chester County, Pennsylvania. It was built in 1987, so it is 38 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,596 vehicles a day, roughly 10% of them trucks, projected to reach 3,168 by 2039. The structure is 60 ft (18.3 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAvondale New Londn
CrossesMiddle White Clay Creek
LocationLondon Grove Twp. 45J13
RouteCity Street 0
Coordinates39.79626, -75.8241
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating101 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length60 ft (18.3 m)
Longest span58 ft (17.7 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,596 (2019)
Projected traffic3,168 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Avondale New Londn over Middle White Clay Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Avondale New Londn over Middle White Clay Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Avondale New Londn over Middle White Clay Creek carry?

About 2,596 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Avondale New Londn over Middle White Clay Creek?

The structure is 60 ft (18.3 m) long with a longest span of 58 ft (17.7 m) and a deck 31 ft wide.

Who owns Avondale New Londn over Middle White Clay Creek?

It is owned by the County Highway Agency.