US Bridges

Miller Rd. over Matson Run

Fair

New Castle County, Delaware · North Wilmington · Structure no. 1058 217

Built
1980
45 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
1,932
2023 count
Owner
State
State Highway Agency

About this bridge

Miller Rd. over Matson Run is a concrete culvert carrying Miller Rd. over Matson Run in New Castle County, Delaware. It was built in 1980, so it is 45 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 5 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 1,932 vehicles a day, roughly 11% of them trucks, projected to reach 3,507 by 2042. The structure is 22 ft (6.7 m) long and 39 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesMiller Rd.
CrossesMatson Run
LocationNorth Wilmington
RouteCounty Highway 217
CountyNew Castle County
StateDelaware
Coordinates39.77192, -75.52941
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.1 US tons
Inventory rating59 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width39 ft (11.9 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,932 (2023)
Projected traffic3,507 by 2042
Trucks11%
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 Miller Rd. over Matson Run built?

It was built in 1980, making it 45 years old in 2025.

What condition is Miller Rd. over Matson Run 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 May 2024.

How much traffic does Miller Rd. over Matson Run carry?

About 1,932 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Miller Rd. over Matson Run?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 39 ft wide.

Who owns Miller Rd. over Matson Run?

It is owned by the State Highway Agency.