US Bridges

North Wales Road over Stony Creek

FairPosted for load

Montgomery County, Pennsylvania · 1 Mi. W. I-476 3255J4 · Structure no. 000000000045308

Built
1992
33 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
7,478
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

North Wales Road over Stony Creek is a prestressed concrete box beam or girders - multiple carrying North Wales Road over Stony Creek in Montgomery County, Pennsylvania. It was built in 1992, so it is 33 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 7,478 vehicles a day, roughly 1% of them trucks, projected to reach 10,000 by 2041. The structure is 26 ft (7.9 m) long and 49 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNorth Wales Road
CrossesStony Creek
Location1 Mi. W. I-476 3255J4
RouteCity Street 0
Coordinates40.16512, -75.32136
Functional classRural 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating29 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width49 ft (14.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,478 (2021)
Projected traffic10,000 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 North Wales Road over Stony Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is North Wales Road over Stony Creek 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 February 2024.

How much traffic does North Wales Road over Stony Creek carry?

About 7,478 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is North Wales Road over Stony Creek?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 49 ft wide.

Who owns North Wales Road over Stony Creek?

It is owned by the Town or Township Highway Agency.