US Bridges

Clarks Corner Rd. over Dragon Creek

Fair

New Castle County, Delaware · W. of Delaware City · Structure no. 1308 378

Built
1970
55 years old
Condition
Fair
inspected July 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
622
2020 count
Owner
State
State Highway Agency

About this bridge

Clarks Corner Rd. over Dragon Creek is a prestressed concrete box beam or girders - multiple carrying Clarks Corner Rd. over Dragon Creek in New Castle County, Delaware. It was built in 1970, so it is 55 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 622 vehicles a day, roughly 8% of them trucks, projected to reach 773 by 2042. The structure is 37 ft (11.3 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesClarks Corner Rd.
CrossesDragon Creek
LocationW. of Delaware City
RouteCounty Highway 378
CountyNew Castle County
StateDelaware
Coordinates39.57011, -75.63658
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating51.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length37 ft (11.3 m)
Longest span35 ft (10.7 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic622 (2020)
Projected traffic773 by 2042
Trucks8%
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

OwnerState Highway Agency
Maintained byState 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 Clarks Corner Rd. over Dragon Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Clarks Corner Rd. over Dragon 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 2021.

How much traffic does Clarks Corner Rd. over Dragon Creek carry?

About 622 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is Clarks Corner Rd. over Dragon Creek?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.7 m) and a deck 32 ft wide.

Who owns Clarks Corner Rd. over Dragon Creek?

It is owned by the State Highway Agency.