US Bridges

Wooddale RD over Mill Race

Fair

New Castle County, Delaware · Ashland · Structure no. 1128 258

Built
1982
43 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
28 ft
1 main span
Daily traffic
3,366
2022 count
Owner
State
State Highway Agency

About this bridge

Wooddale RD over Mill Race is a concrete slab carrying Wooddale RD over Mill Race in New Castle County, Delaware. It was built in 1982, so it is 43 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 3,366 vehicles a day, roughly 17% of them trucks, projected to reach 5,209 by 2042. The structure is 28 ft (8.5 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesWooddale RD
CrossesMill Race
LocationAshland
RouteCounty Highway 258
CountyNew Castle County
StateDelaware
Coordinates39.79932, -75.65735
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating50.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span22 ft (6.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,366 (2022)
Projected traffic5,209 by 2042
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Wooddale RD over Mill Race built?

It was built in 1982, making it 43 years old in 2025.

What condition is Wooddale RD over Mill Race 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 March 2024.

How much traffic does Wooddale RD over Mill Race carry?

About 3,366 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is Wooddale RD over Mill Race?

The structure is 28 ft (8.5 m) long with a longest span of 22 ft (6.7 m) and a deck 26 ft wide.

Who owns Wooddale RD over Mill Race?

It is owned by the State Highway Agency.