US Bridges

SR 273 Ramp 6505 over SR 4

Good

New Castle County, Delaware · Ogletown · Structure no. 1286A6505

Built
1997
28 years old
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
177 ft
2 main spans
Daily traffic
16,637
2021 count
Owner
State
State Highway Agency

About this bridge

SR 273 Ramp 6505 over SR 4 is a steel continuous stringer/multi-beam or girder carrying SR 273 Ramp 6505 over SR 4 in New Castle County, Delaware. It was built in 1997, so it is 28 years old, younger than the Delaware average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 16,637 vehicles a day, roughly 9% of them trucks, projected to reach 20,678 by 2042. The structure is 177 ft (53.9 m) long and 31 ft wide.

Location

Open in Google Maps
CarriesSR 273 Ramp 6505
CrossesSR 4
LocationOgletown
RouteState Highway 273
CountyNew Castle County
StateDelaware
Coordinates39.67916, -75.69524
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.7 US tons
Inventory rating72.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length177 ft (53.9 m)
Longest span89 ft (27.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,637 (2021)
Projected traffic20,678 by 2042
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 SR 273 Ramp 6505 over SR 4 built?

It was built in 1997, making it 28 years old in 2025.

What condition is SR 273 Ramp 6505 over SR 4 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2022.

How much traffic does SR 273 Ramp 6505 over SR 4 carry?

About 16,637 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is SR 273 Ramp 6505 over SR 4?

The structure is 177 ft (53.9 m) long with a longest span of 89 ft (27.1 m) and a deck 31 ft wide.

Who owns SR 273 Ramp 6505 over SR 4?

It is owned by the State Highway Agency.