US Bridges

US 1 By-Pass (nb) over Church Road

Fair

Chester County, Pennsylvania · Near Avondale 46F04 · Structure no. 000000000009906

Built
1965
60 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
21,979
2024 count
Owner
State
State Highway Agency

About this bridge

US 1 By-Pass (nb) over Church Road is a prestressed concrete stringer/multi-beam or girder carrying US 1 By-Pass (nb) over Church Road in Chester County, Pennsylvania. It was built in 1965, so it is 60 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 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 21,979 vehicles a day, roughly 11% of them trucks, projected to reach 18,602 by 2032. The structure is 89 ft (27.1 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesUS 1 By-Pass (nb)
CrossesChurch Road
LocationNear Avondale 46F04
RouteU.S. Route 1
CountyChester County
StatePennsylvania
Coordinates39.84539, -75.77486
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 rating87 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length89 ft (27.1 m)
Longest span85 ft (25.9 m)
Deck width46 ft (13.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,979 (2024)
Projected traffic18,602 by 2032
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$146,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 1 By-Pass (nb) over Church Road built?

It was built in 1965, making it 60 years old in 2025.

What condition is US 1 By-Pass (nb) over Church 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 US 1 By-Pass (nb) over Church Road carry?

About 21,979 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is US 1 By-Pass (nb) over Church Road?

The structure is 89 ft (27.1 m) long with a longest span of 85 ft (25.9 m) and a deck 46 ft wide.

Who owns US 1 By-Pass (nb) over Church Road?

It is owned by the State Highway Agency.