US Bridges

I 495 SB over Stoney Creek

Fair

New Castle County, Delaware · N/ of Bellefonte · Structure no. 1826S060

Built
1972
53 years old
Condition
Fair
inspected June 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
210 ft
3 main spans
Daily traffic
37,754
2021 count
Owner
State
State Highway Agency

About this bridge

I 495 SB over Stoney Creek is a steel continuous stringer/multi-beam or girder carrying I 495 SB over Stoney Creek in New Castle County, Delaware. It was built in 1972, so it is 53 years old, older than the Delaware average of 47.3 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 37,754 vehicles a day, roughly 9% of them trucks, projected to reach 42,843 by 2042. The structure is 210 ft (64 m) long and 54 ft wide.

Location

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CarriesI 495 SB
CrossesStoney Creek
LocationN/ of Bellefonte
RouteInterstate 495
CountyNew Castle County
StateDelaware
Coordinates39.77467, -75.48116
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span70 ft (21.3 m)
Deck width54 ft (16.5 m)
Roadway width51 ft (15.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,754 (2021)
Projected traffic42,843 by 2042
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I 495 SB over Stoney Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is I 495 SB over Stoney 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 June 2022.

How much traffic does I 495 SB over Stoney Creek carry?

About 37,754 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is I 495 SB over Stoney Creek?

The structure is 210 ft (64 m) long with a longest span of 70 ft (21.3 m) and a deck 54 ft wide.

Who owns I 495 SB over Stoney Creek?

It is owned by the State Highway Agency.