US Bridges

Ramp 6047 over SR 273/CHRISTIANA Rd.

Fair

New Castle County, Delaware · East of Newark · Structure no. 1715C6047

Built
1970
55 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
236 ft
4 main spans
Daily traffic
15,462
2023 count
Owner
State
State Highway Agency

About this bridge

Ramp 6047 over SR 273/CHRISTIANA Rd. is a steel stringer/multi-beam or girder carrying Ramp 6047 over SR 273/CHRISTIANA Rd. in New Castle County, Delaware. It was built in 1970, so it is 55 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 15,462 vehicles a day, roughly 9% of them trucks, projected to reach 19,218 by 2042. The structure is 236 ft (71.9 m) long and 40 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesRamp 6047
CrossesSR 273/CHRISTIANA Rd.
LocationEast of Newark
RouteInterstate 95
CountyNew Castle County
StateDelaware
Coordinates39.67038, -75.67381
Functional classUrban Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
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 alignment6: Equal to present minimum criteria
Operating rating64.3 US tons
Inventory rating49.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length236 ft (71.9 m)
Longest span77 ft (23.5 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,462 (2023)
Projected traffic19,218 by 2042
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed2.5 mi (4 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp 6047 over SR 273/CHRISTIANA Rd. built?

It was built in 1970, making it 55 years old in 2025.

What condition is Ramp 6047 over SR 273/CHRISTIANA 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 July 2024.

How much traffic does Ramp 6047 over SR 273/CHRISTIANA Rd. carry?

About 15,462 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Ramp 6047 over SR 273/CHRISTIANA Rd.?

The structure is 236 ft (71.9 m) long with a longest span of 77 ft (23.5 m) and a deck 40 ft wide.

Who owns Ramp 6047 over SR 273/CHRISTIANA Rd.?

It is owned by the State Highway Agency.