US Bridges

Wynnefield Drive over Cobbs Creek

Fair

Delaware County, Pennsylvania · .2 MI NW Eagle RD 3588-B1 · Structure no. 000000000015422

Built
1935
90 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
140
2015 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Wynnefield Drive over Cobbs Creek is a concrete slab carrying Wynnefield Drive over Cobbs Creek in Delaware County, Pennsylvania. It was built in 1935, so it is 90 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 140 vehicles a day, roughly 5% of them trucks, projected to reach 200 by 2035. The structure is 23 ft (7 m) long and 35 ft wide.

Location

Open in Google Maps
CarriesWynnefield Drive
CrossesCobbs Creek
Location.2 MI NW Eagle RD 3588-B1
RouteCity Street 0
CountyDelaware County
StatePennsylvania
Coordinates39.99478, -75.30202
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
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width35 ft (10.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2015)
Projected traffic200 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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$123,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Wynnefield Drive over Cobbs Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Wynnefield Drive over Cobbs 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 July 2024.

How much traffic does Wynnefield Drive over Cobbs Creek carry?

About 140 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Wynnefield Drive over Cobbs Creek?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 35 ft wide.

Who owns Wynnefield Drive over Cobbs Creek?

It is owned by the Town or Township Highway Agency.