US Bridges

Korean Vet Mem HWY over Black Diamond RD

Fair

New Castle County, Delaware · North of Smyrna · Structure no. 1911S080

Built
2003
22 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
72 ft
1 main span
Daily traffic
28,060
2022 count
Owner
State
State Highway Agency

About this bridge

Korean Vet Mem HWY over Black Diamond RD is a steel stringer/multi-beam or girder carrying Korean Vet Mem HWY over Black Diamond RD in New Castle County, Delaware. It was built in 2003, so it is 22 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 28,060 vehicles a day, roughly 14% of them trucks, projected to reach 30,000 by 2042. The structure is 72 ft (22 m) long and 51 ft wide.

CarriesKorean Vet Mem HWY
CrossesBlack Diamond RD
LocationNorth of Smyrna
RouteState Highway 1
Coordinates39.34941, -75.64482
Functional classRural Principal Arterial - Other

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.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.3 US tons
Inventory rating76.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length72 ft (22 m)
Longest span65 ft (19.8 m)
Deck width51 ft (15.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,060 (2022)
Projected traffic30,000 by 2042
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Korean Vet Mem HWY over Black Diamond RD built?

It was built in 2003, making it 22 years old in 2025.

What condition is Korean Vet Mem HWY over Black Diamond RD 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 June 2023.

How much traffic does Korean Vet Mem HWY over Black Diamond RD carry?

About 28,060 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Korean Vet Mem HWY over Black Diamond RD?

The structure is 72 ft (22 m) long with a longest span of 65 ft (19.8 m) and a deck 51 ft wide.

Who owns Korean Vet Mem HWY over Black Diamond RD?

It is owned by the State Highway Agency.