New Castle County, DE

533 public highway bridges

New Castle County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, New Castle County, Delaware contains 533 public highway bridges. Roughly 22.9% are rated “Good,” 41.8% “Fair,” and 0.9% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.

Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.

Source: FHWA National Bridge Inventory. See methodology for full definitions.

533
Total Bridges
22.9%
Good
41.8%
Fair
0.9%
Poor Condition

Condition Distribution

Good
22.9% (122)
Fair
41.8% (223)
Poor
0.9% (5)

All Bridges (533)

I 295 SB

Unknown

Over: US13 & I295S-US13SB RAMP

FARNHURST, New Castle, DE

Built 1958 ADT: 10,361

NEW CASTLE AVE.

Unknown

Over: I 295 NB RD 56

NEW CASTLE, New Castle, DE

Built 1965 ADT: 63,771

NEW CASTLE AVE/SR9

Unknown

Over: I 295 SB RD 56

NEW CASTLE, New Castle, DE

Built 1965 ADT: 63,771

I 95 NB

Unknown

Over: I 95, I 495 S TO I 295 N

CHRISTIANA INTERCHANGE, New Castle, DE

Built 1966 ADT: 12,546

I 95 NB

Unknown

Over: I 295 SB

CHRISTIANA INTERCHANGE, New Castle, DE

Built 1959 ADT: 47,378

RAMP 6107

Unknown

Over: I 295 SB

CHRISTIANA INTERCHANGE, New Castle, DE

Built 1960 ADT: 95,755

I 95

Unknown

Over: CITY STREETS & AMTRAK

SOUTH OF WILMINGTON, New Castle, DE

Built 1964 ADT: 99

I 95 NB

Unknown

Over: SR 4

SOUTH WILMINGTON VIADUCT, New Castle, DE

Built 1964 ADT: 5,929

I 95 SB

Unknown

Over: SR 4 & SR 48

SOUTH WILMINGTON VIADUCT, New Castle, DE

Built 1964 ADT: 14,121

I 95 NB TO SR 4

Unknown

Over: LIBERTY STREET

WILMINGTON, New Castle, DE

Built 1964 ADT: 100

SR 48 TO I 95 S

Unknown

Over: SR 48 EB RD 237 LAN AV

WILMINGTON, New Castle, DE

Built 2020 ADT: 17,769

SIXTH ST

Unknown

Over: I 95, RAMP 6154

WILMINGTON, New Castle, DE

Built 1964 ADT: 62,012

SEVENTH ST

Unknown

Over: I 95 & RAMP 6152

WILMINGTON, New Castle, DE

Built 1964 ADT: 47,468

EIGHTH ST

Unknown

Over: I 95 & RAMP 6152

WILMINGTON, New Castle, DE

Built 1964 ADT: 10,851

NINTH ST

Unknown

Over: I 95

WILMINGTON, New Castle, DE

Built 1964 ADT: 47,468

10th STREET

Unknown

Over: I 95 & RAMP 6163

WILMINGTON, New Castle, DE

Built 1964 ADT: 47,468

RAMP I95SB TO 11TH

Unknown

Over: I 95 & RAMP 6169

WILMINGTON, New Castle, DE

Built 1969 ADT: 2,567

DELAWARE AVE

Unknown

Over: I 95 & RAMP 6167

WILMINGTON, New Castle, DE

Built 1964 ADT: 2,567

MLK BLD TO I 95 N

Unknown

Over: SECOND ST & ADAMS ST

WILMINGTON, New Castle, DE

Built 1976 ADT: 8,228

RAMP TO I 95 S

Unknown

Over: MLK BLVD & ADAMS ST

WILMINGTON, New Castle, DE

Built 1979 ADT: 4,516

MLK BLD TO I 95 S

Unknown

Over: SR 4, MARYLAND AVE.

WILMINGTON, New Castle, DE

Built 1980 ADT: 15,249

MLK BLVD

Unknown

Over: MONROE ST & MADISON ST

WILMINGTON, New Castle, DE

Built 1976 ADT: 100

I 95 RD 59

Unknown

Over: BRANDYWINE CK

WILMINGTON, New Castle, DE

Built 1964 ADT: 99

EIGHTEENTH STREET

Unknown

Over: I 95

WILMINGTON-SALESIANUM HS, New Castle, DE

Built 1966 ADT: 63,678

CSX RAILROAD

Unknown

Over: I 95

N. WILMINGTON, New Castle, DE

Built 1969 ADT: 18,857

RAMP; I95NB-US202N

Unknown

Over: CONCORD PIKE

NORTH OF WILMINGTON, New Castle, DE

Built 2013 ADT: 37,016

I95 NB TO US202 NB

Unknown

Over: I95 SB RAMP TO SB 202

NORTH OF WILMINGTON, New Castle, DE

Built 2013 ADT: 1,210

I 95 NB TO US 202N

Unknown

Over: I 95

NORTH OF WILMINGTON, New Castle, DE

Built 2013 ADT: 46,639

JFK MEM HGY/I95 SB

Unknown

Over: TALLEY ROAD

N.E. OF WILMINGTON, New Castle, DE

Built 1968 ADT: 3,225

JFK MEM HGY/I95 NB

Unknown

Over: TALLEY ROAD

N. E. OF WILMINGTON, New Castle, DE

Built 1968 ADT: 3,225

I 95 NB

Unknown

Over: SHIPLEY RD

N.E. OF WILMINGTON, New Castle, DE

Built 1968 ADT: 9,380

I 95 SB

Unknown

Over: SHIPLEY RD

N.E. OF WILMINGTON, New Castle, DE

Built 1968 ADT: 8,687

I 95 NB

Unknown

Over: SR 3, MARSH RD

N.E. OF WILMINGTON, New Castle, DE

Built 1967 ADT: 10,804

I 95 SB

Unknown

Over: SR 3, MARSH RD

N.E. OF WILMINGTON, New Castle, DE

Built 1967 ADT: 10,804

I 95 NB

Unknown

Over: SILVERSIDE RD

SOUTH OF NAAMANS, New Castle, DE

Built 1967 ADT: 9,029

I 95 SB

Unknown

Over: SILVERSIDE RD

S. OF ARDEN, New Castle, DE

Built 1967 ADT: 9,749

HARVEY RD

Unknown

Over: I 95

N.E. OF WILMINGTON, New Castle, DE

Built 1967 ADT: 60,878

I 95 SB

Unknown

Over: GLENROCK DRIVE

S/E OF ARDEN, New Castle, DE

Built 1966 ADT: 99

I 95 NB

Unknown

Over: GLENROCK DRIVE

S/E OF ARDEN, New Castle, DE

Built 1966 ADT: 99

I 95 SB

Unknown

Over: DARLEY RD

NORTH OF CLAYMONT, New Castle, DE

Built 1966 ADT: 6,438

I 95 NB

Unknown

Over: DARLEY RD

NORTH OF CLAYMONT, New Castle, DE

Built 1966 ADT: 6,438

I 495 SB

Unknown

Over: I 95 & RAMP 6202

N. OF CLAYMONT, New Castle, DE

Built 1966 ADT: 51,701

NAAMANS RD/SR92

Unknown

Over: I 495 SOUTHBOUND

NORTH OF CLAYMONT, New Castle, DE

Built 1966 ADT: 33,884

NAAMANS RD/SR92

Unknown

Over: I 95/JOHN F. KENNEDY

NORTH OF CLAYMONT, New Castle, DE

Built 1966 ADT: 33,884

RAMP 6202

Unknown

Over: I 495 NB

WEST OF CLAYMONT, New Castle, DE

Built 1966 ADT: 67,768

I 495 SB

Unknown

Over: I 95 NB

CHRISTIANA INTERCHANGE, New Castle, DE

Built 1965 ADT: 95,983

I 495 SB

Unknown

Over: RAMP 6217

SOUTH OF WILMINGTON, New Castle, DE

Built 1975 ADT: 8,689

I 495 NB

Unknown

Over: RAMP 6217

SOUTH OF WILMINGTON, New Castle, DE

Built 1975 ADT: 8,689

I 495 SB

Unknown

Over: US 13

S. OF WILMINGTON, New Castle, DE

Built 1975 ADT: 29,580

I 495 NB

Unknown

Over: US 13

SOUTH OF WILMINGTON, New Castle, DE

Built 1975 ADT: 29,580
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.