US Bridges

Township Road over Route 1 By-Pass

Fair

Chester County, Pennsylvania · 1.4MI.N.PA 10 Int. 44A09 · Structure no. 000000000009891

Built
1968
57 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
243 ft
4 main spans
Daily traffic
854
2024 count
Owner
State
State Highway Agency

About this bridge

Township Road over Route 1 By-Pass is a prestressed concrete stringer/multi-beam or girder carrying Township Road over Route 1 By-Pass in Chester County, Pennsylvania. It was built in 1968, so it is 57 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 854 vehicles a day, roughly 12% of them trucks, projected to reach 819 by 2032. The structure is 243 ft (74.1 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesTownship Road
CrossesRoute 1 By-Pass
Location1.4MI.N.PA 10 Int. 44A09
RouteState Highway 0
CountyChester County
StatePennsylvania
Coordinates39.81378, -75.94258
Functional classUrban Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment6: Equal to present minimum criteria
Operating rating50 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length243 ft (74.1 m)
Longest span84 ft (25.6 m)
Deck width34 ft (10.3 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic854 (2024)
Projected traffic819 by 2032
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Township Road over Route 1 By-Pass built?

It was built in 1968, making it 57 years old in 2025.

What condition is Township Road over Route 1 By-Pass 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 July 2023.

How much traffic does Township Road over Route 1 By-Pass carry?

About 854 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Township Road over Route 1 By-Pass?

The structure is 243 ft (74.1 m) long with a longest span of 84 ft (25.6 m) and a deck 34 ft wide.

Who owns Township Road over Route 1 By-Pass?

It is owned by the State Highway Agency.