US Bridges

Jennersville Road over US-1;BYPASS

Fair

Chester County, Pennsylvania · US-1;PA 796 Inter. 45B7 · Structure no. 000000000010252

Built
1967
58 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
127 ft
2 main spans
Daily traffic
6,282
2023 count
Owner
State
State Highway Agency

About this bridge

Jennersville Road over US-1;BYPASS is a prestressed concrete stringer/multi-beam or girder carrying Jennersville Road over US-1;BYPASS in Chester County, Pennsylvania. It was built in 1967, so it is 58 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 6,282 vehicles a day, roughly 4% of them trucks, projected to reach 6,448 by 2032. The structure is 127 ft (38.7 m) long and 46 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesJennersville Road
CrossesUS-1;BYPASS
LocationUS-1;PA 796 Inter. 45B7
RouteState Highway 796
CountyChester County
StatePennsylvania
Coordinates39.82711, -75.86993
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionJune 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 alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length127 ft (38.7 m)
Longest span62 ft (18.9 m)
Deck width46 ft (13.9 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,282 (2023)
Projected traffic6,448 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$199,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Jennersville Road over US-1;BYPASS built?

It was built in 1967, making it 58 years old in 2025.

What condition is Jennersville Road over US-1;BYPASS 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 2023.

How much traffic does Jennersville Road over US-1;BYPASS carry?

About 6,282 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Jennersville Road over US-1;BYPASS?

The structure is 127 ft (38.7 m) long with a longest span of 62 ft (18.9 m) and a deck 46 ft wide.

Who owns Jennersville Road over US-1;BYPASS?

It is owned by the State Highway Agency.