US Bridges

SR 141 over Christina R. AMTRAK SR 4

Fair

New Castle County, Delaware · Newport · Structure no. 1501 006

Built
1978
47 years old
Condition
Fair
inspected March 2022
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
1,984 ft
19 main spans
Daily traffic
51,552
2023 count
Owner
State
State Highway Agency

About this bridge

SR 141 over Christina R. AMTRAK SR 4 is a steel continuous box beam or girders - single or spread carrying SR 141 over Christina R. AMTRAK SR 4 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 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 51,552 vehicles a day, roughly 9% of them trucks, projected to reach 86,182 by 2042. The structure is 1,984 ft (604.7 m) long and 107 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSR 141
CrossesChristina R. AMTRAK SR 4
LocationNewport
RouteState Highway 141
CountyNew Castle County
StateDelaware
Coordinates39.71209, -75.60829
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.1 US tons
Inventory rating28.9 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans19
Design loadHS 20 + Mod
Structure length1,984 ft (604.7 m)
Longest span130 ft (39.6 m)
Deck width107 ft (32.6 m)
Roadway width103 ft (31.4 m)
Vertical clearance over deck18 ft (5.4 m)

Traffic and service

Average daily traffic51,552 (2023)
Projected traffic86,182 by 2042
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed6.2 mi (10 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$12 million
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SR 141 over Christina R. AMTRAK SR 4 built?

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

What condition is SR 141 over Christina R. AMTRAK SR 4 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 2022.

How much traffic does SR 141 over Christina R. AMTRAK SR 4 carry?

About 51,552 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is SR 141 over Christina R. AMTRAK SR 4?

The structure is 1,984 ft (604.7 m) long with a longest span of 130 ft (39.6 m) and a deck 107 ft wide.

Who owns SR 141 over Christina R. AMTRAK SR 4?

It is owned by the State Highway Agency.