US Bridges

Primos Avenue over AMTRAK

Good

Delaware County, Pennsylvania · .5MI.S.CHESTER Pk. 35J08 · Structure no. 000000000015250

Built
1987
38 years old
Condition
Good
inspected February 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
123 ft
1 main span
Daily traffic
11,134
2024 count
Owner
State
State Highway Agency

About this bridge

Primos Avenue over AMTRAK is a prestressed concrete box beam or girders - multiple carrying Primos Avenue over AMTRAK in Delaware 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 11,134 vehicles a day, roughly 8% of them trucks, projected to reach 13,307 by 2032. The structure is 123 ft (37.5 m) long and 45 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesPrimos Avenue
CrossesAMTRAK
Location.5MI.S.CHESTER Pk. 35J08
RouteState Highway 0
CountyDelaware County
StatePennsylvania
Coordinates39.90037, -75.28021
Functional classUrban Minor Arterial

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.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating88 US tons
Inventory rating53 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 25 or greater
Structure length123 ft (37.5 m)
Longest span69 ft (21 m)
Deck width45 ft (13.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,134 (2024)
Projected traffic13,307 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.7 mi (6 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 Primos Avenue over AMTRAK built?

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

What condition is Primos Avenue over AMTRAK 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 February 2022.

How much traffic does Primos Avenue over AMTRAK carry?

About 11,134 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Primos Avenue over AMTRAK?

The structure is 123 ft (37.5 m) long with a longest span of 69 ft (21 m) and a deck 45 ft wide.

Who owns Primos Avenue over AMTRAK?

It is owned by the State Highway Agency.