US Bridges

Airport Road over Pottstown Expressway

Good

Montgomery County, Pennsylvania · Limerick Township 3140B03 · Structure no. 000000000027419

Built
1984
41 years old
Condition
Good
inspected May 2023
Type
Frame
Steel Continuous
Length
248 ft
4 main spans
Daily traffic
2,909
2024 count
Owner
State
State Highway Agency

About this bridge

Airport Road over Pottstown Expressway is a steel continuous frame carrying Airport Road over Pottstown Expressway in Montgomery County, Pennsylvania. It was built in 1984, so it is 41 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 2,909 vehicles a day, roughly 7% of them trucks, projected to reach 2,897 by 2032. The structure is 248 ft (75.6 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesAirport Road
CrossesPottstown Expressway
LocationLimerick Township 3140B03
RouteState Highway 0
CountyMontgomery County
StatePennsylvania
Coordinates40.23122, -75.55632
Functional classUrban Local

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating74 US tons
Inventory rating44 US tons

Structure

Structure typeFrame
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length248 ft (75.6 m)
Longest span76 ft (23.2 m)
Deck width46 ft (13.9 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,909 (2024)
Projected traffic2,897 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 Airport Road over Pottstown Expressway built?

It was built in 1984, making it 41 years old in 2025.

What condition is Airport Road over Pottstown Expressway 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 May 2023.

How much traffic does Airport Road over Pottstown Expressway carry?

About 2,909 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Airport Road over Pottstown Expressway?

The structure is 248 ft (75.6 m) long with a longest span of 76 ft (23.2 m) and a deck 46 ft wide.

Who owns Airport Road over Pottstown Expressway?

It is owned by the State Highway Agency.