US Bridges

Ramp SR141N to SR4 over Ayre ST

Fair

New Castle County, Delaware · Newport · Structure no. 1501A6262

Built
1978
47 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
300 ft
3 main spans
Daily traffic
12,390
2023 count
Owner
State
State Highway Agency

About this bridge

Ramp SR141N to SR4 over Ayre ST is a steel continuous box beam or girders - single or spread carrying Ramp SR141N to SR4 over Ayre ST in New Castle County, Delaware. It was built in 1978, so it is 47 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 12,390 vehicles a day, roughly 6% of them trucks, projected to reach 15,546 by 2042. The structure is 300 ft (91.4 m) long and 30 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesRamp SR141N to SR4
CrossesAyre ST
LocationNewport
RouteState Highway 141
CountyNew Castle County
StateDelaware
Coordinates39.71286, -75.60826
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating37.8 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length300 ft (91.4 m)
Longest span100 ft (30.5 m)
Deck width30 ft (9.2 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,390 (2023)
Projected traffic15,546 by 2042
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 km)
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp SR141N to SR4 over Ayre ST built?

It was built in 1978, making it 47 years old in 2025.

What condition is Ramp SR141N to SR4 over Ayre ST 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 March 2024.

How much traffic does Ramp SR141N to SR4 over Ayre ST carry?

About 12,390 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Ramp SR141N to SR4 over Ayre ST?

The structure is 300 ft (91.4 m) long with a longest span of 100 ft (30.5 m) and a deck 30 ft wide.

Who owns Ramp SR141N to SR4 over Ayre ST?

It is owned by the State Highway Agency.