US Bridges

Fennel Road over Stony Run

Fair

Montgomery County, Pennsylvania · T302/STONY Run 2805-F7 · Structure no. 000000000028111

Built
1931
94 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
200
2015 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Fennel Road over Stony Run is a steel stringer/multi-beam or girder carrying Fennel Road over Stony Run in Montgomery County, Pennsylvania. It was built in 1931, so it is 94 years old, older 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.

It carries about 200 vehicles a day, roughly 3% of them trucks, projected to reach 250 by 2035. The structure is 32 ft (9.8 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFennel Road
CrossesStony Run
LocationT302/STONY Run 2805-F7
RouteCity Street 0
CountyMontgomery County
StatePennsylvania
Coordinates40.39527, -75.46751
Functional classRural Local

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.
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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating87 US tons
Inventory rating52 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width23 ft (6.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2015)
Projected traffic250 by 2035
Trucks3%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$97,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Fennel Road over Stony Run built?

It was built in 1931, making it 94 years old in 2025.

What condition is Fennel Road over Stony 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 June 2023.

How much traffic does Fennel Road over Stony Run carry?

About 200 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is Fennel Road over Stony Run?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 23 ft wide.

Who owns Fennel Road over Stony Run?

It is owned by the Town or Township Highway Agency.