US Bridges

Exton Bypass(wb) over Clover Mill Road

Fair

Chester County, Pennsylvania · Clover Bus Park 31D01 · Structure no. 000000000009989

Built
1995
30 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
107 ft
1 main span
Daily traffic
29,961
2023 count
Owner
State
State Highway Agency

About this bridge

Exton Bypass(wb) over Clover Mill Road is a prestressed concrete box beam or girders - multiple carrying Exton Bypass(wb) over Clover Mill Road in Chester County, Pennsylvania. It was built in 1995, so it is 30 years old, younger 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 6 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 29,961 vehicles a day, roughly 8% of them trucks, projected to reach 33,386 by 2032. The structure is 107 ft (32.6 m) long and 45 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesExton Bypass(wb)
CrossesClover Mill Road
LocationClover Bus Park 31D01
RouteU.S. Route 30
CountyChester County
StatePennsylvania
Coordinates40.01349, -75.65216
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating47 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length107 ft (32.6 m)
Longest span107 ft (32.6 m)
Deck width45 ft (13.7 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,961 (2023)
Projected traffic33,386 by 2032
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
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$178,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Exton Bypass(wb) over Clover Mill Road built?

It was built in 1995, making it 30 years old in 2025.

What condition is Exton Bypass(wb) over Clover Mill 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 June 2024.

How much traffic does Exton Bypass(wb) over Clover Mill Road carry?

About 29,961 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Exton Bypass(wb) over Clover Mill Road?

The structure is 107 ft (32.6 m) long with a longest span of 107 ft (32.6 m) and a deck 45 ft wide.

Who owns Exton Bypass(wb) over Clover Mill Road?

It is owned by the State Highway Agency.