US Bridges

Newport Rd. over Red Clay Creek

Fair

New Castle County, Delaware · Marshallton · Structure no. 1193 332

Built
1954
71 years old, rebuilt 2005
Condition
Fair
inspected February 2024
Type
Slab
Concrete Continuous
Length
75 ft
2 main spans
Daily traffic
2,986
2022 count
Owner
State
State Highway Agency

About this bridge

Newport Rd. over Red Clay Creek is a concrete continuous slab carrying Newport Rd. over Red Clay Creek in New Castle County, Delaware. It was built in 1954 and reconstructed in 2005, so it is 71 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 2,986 vehicles a day, roughly 7% of them trucks, projected to reach 4,267 by 2042. The structure is 75 ft (22.9 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNewport Rd.
CrossesRed Clay Creek
LocationMarshallton
RouteCounty Highway 332
Coordinates39.72991, -75.63658
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.5 US tons
Inventory rating28.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length75 ft (22.9 m)
Longest span35 ft (10.6 m)
Deck width43 ft (13.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,986 (2022)
Projected traffic4,267 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$207,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Newport Rd. over Red Clay Creek built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 2005.

What condition is Newport 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 Newport Rd. over Red Clay Creek carry?

About 2,986 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Newport Rd. over Red Clay Creek?

The structure is 75 ft (22.9 m) long with a longest span of 35 ft (10.6 m) and a deck 43 ft wide.

Who owns Newport Rd. over Red Clay Creek?

It is owned by the State Highway Agency.