US Bridges

Mid-County Exwy. over Media Bypass;ramps;marpl

Fair

Delaware County, Pennsylvania · 1MI.W.SPRGFLD.RD. 34G02 · Structure no. 000000000015064

Built
1989
36 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,091 ft
9 main spans
Daily traffic
78,185
2024 count
Owner
State
State Highway Agency

About this bridge

Mid-County Exwy. over Media Bypass;ramps;marpl is a prestressed concrete continuous stringer/multi-beam or girder carrying Mid-County Exwy. over Media Bypass;ramps;marpl in Delaware County, Pennsylvania. It was built in 1989, so it is 36 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 78,185 vehicles a day, roughly 10% of them trucks, projected to reach 112,462 by 2032. The structure is 1,091 ft (332.5 m) long and 115 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesMid-County Exwy.
CrossesMedia Bypass;ramps;marpl
Location1MI.W.SPRGFLD.RD. 34G02
RouteInterstate 476
CountyDelaware County
StatePennsylvania
Coordinates39.93795, -75.3633
Functional classUrban Principal Arterial - Interstate

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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.9 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 25 or greater
Structure length1,091 ft (332.5 m)
Longest span132 ft (40.2 m)
Deck width115 ft (35 m)
Roadway width106 ft (32.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic78,185 (2024)
Projected traffic112,462 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Mid-County Exwy. over Media Bypass;ramps;marpl built?

It was built in 1989, making it 36 years old in 2025.

What condition is Mid-County Exwy. over Media Bypass;ramps;marpl 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 November 2023.

How much traffic does Mid-County Exwy. over Media Bypass;ramps;marpl carry?

About 78,185 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mid-County Exwy. over Media Bypass;ramps;marpl?

The structure is 1,091 ft (332.5 m) long with a longest span of 132 ft (40.2 m) and a deck 115 ft wide.

Who owns Mid-County Exwy. over Media Bypass;ramps;marpl?

It is owned by the State Highway Agency.