US Bridges

Kiamensi RD over Red Clay Creek

Fair

New Castle County, Delaware · S.W. of Newport · Structure no. 1156 331

Built
1989
36 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
106 ft
1 main span
Daily traffic
2,126
2022 count
Owner
State
State Highway Agency

About this bridge

Kiamensi RD over Red Clay Creek is a steel stringer/multi-beam or girder carrying Kiamensi RD over Red Clay Creek in New Castle County, Delaware. It was built in 1989, so it is 36 years old, younger 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 2,126 vehicles a day, roughly 7% of them trucks, projected to reach 3,043 by 2042. The structure is 106 ft (32.3 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesKiamensi RD
CrossesRed Clay Creek
LocationS.W. of Newport
RouteCounty Highway 331
Coordinates39.72455, -75.63423
Functional classUrban Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating37.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length106 ft (32.3 m)
Longest span100 ft (30.5 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,126 (2022)
Projected traffic3,043 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Kiamensi RD over Red Clay Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Kiamensi RD over Red Clay 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 Kiamensi RD over Red Clay Creek carry?

About 2,126 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Kiamensi RD over Red Clay Creek?

The structure is 106 ft (32.3 m) long with a longest span of 100 ft (30.5 m) and a deck 41 ft wide.

Who owns Kiamensi RD over Red Clay Creek?

It is owned by the State Highway Agency.