US Bridges

Mlk Bld to I 95 S over SR 4 Maryland Ave.

Fair

New Castle County, Delaware · Wilmington · Structure no. 1758G6149

Built
1980
45 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
787 ft
10 main spans
Daily traffic
9,618
2023 count
Owner
State
State Highway Agency

About this bridge

Mlk Bld to I 95 S over SR 4 Maryland Ave. is a steel stringer/multi-beam or girder carrying Mlk Bld to I 95 S over SR 4 Maryland Ave. 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 9,618 vehicles a day, roughly 8% of them trucks, projected to reach 11,559 by 2042. The structure is 787 ft (240 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMlk Bld to I 95 S
CrossesSR 4 Maryland Ave.
LocationWilmington
RouteState Highway 6149
CountyNew Castle County
StateDelaware
Coordinates39.73903, -75.56256
Functional classUrban Other Principal Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating58.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20 + Mod
Structure length787 ft (240 m)
Longest span137 ft (41.9 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,618 (2023)
Projected traffic11,559 by 2042
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mlk Bld to I 95 S over SR 4 Maryland Ave. built?

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

What condition is Mlk Bld to I 95 S over SR 4 Maryland Ave. 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 October 2024.

How much traffic does Mlk Bld to I 95 S over SR 4 Maryland Ave. carry?

About 9,618 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Mlk Bld to I 95 S over SR 4 Maryland Ave.?

The structure is 787 ft (240 m) long with a longest span of 137 ft (41.9 m) and a deck 26 ft wide.

Who owns Mlk Bld to I 95 S over SR 4 Maryland Ave.?

It is owned by the State Highway Agency.