US Bridges

Mid-County Exwy.Nb over Avondale Rd;dicks Run

Fair

Delaware County, Pennsylvania · 1/3MI.N.VALLEY Rd. 34G09 · Structure no. 000000000015040

Built
1989
36 years old
Condition
Fair
inspected January 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
702 ft
4 main spans
Daily traffic
39,540
2024 count
Owner
State
State Highway Agency

About this bridge

Mid-County Exwy.Nb over Avondale Rd;dicks Run is a steel continuous stringer/multi-beam or girder carrying Mid-County Exwy.Nb over Avondale Rd;dicks Run 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 39,540 vehicles a day, roughly 10% of them trucks, projected to reach 53,234 by 2032. The structure is 702 ft (214 m) long and 53 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesMid-County Exwy.Nb
CrossesAvondale Rd;dicks Run
Location1/3MI.N.VALLEY Rd. 34G09
RouteInterstate 476
CountyDelaware County
StatePennsylvania
Coordinates39.89838, -75.36005
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length702 ft (214 m)
Longest span220 ft (67.1 m)
Deck width53 ft (16.3 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,540 (2024)
Projected traffic53,234 by 2032
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mid-County Exwy.Nb over Avondale Rd;dicks Run built?

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

What condition is Mid-County Exwy.Nb over Avondale Rd;dicks Run 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 January 2022.

How much traffic does Mid-County Exwy.Nb over Avondale Rd;dicks Run carry?

About 39,540 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mid-County Exwy.Nb over Avondale Rd;dicks Run?

The structure is 702 ft (214 m) long with a longest span of 220 ft (67.1 m) and a deck 53 ft wide.

Who owns Mid-County Exwy.Nb over Avondale Rd;dicks Run?

It is owned by the State Highway Agency.