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)

I495SB TO US13

Unknown

Over: US 13

SOUTH OF WILMINGTON, New Castle, DE

Built 1975 ADT: 27,393

ROGERS RD

Unknown

Over: I 495

EAST OF WILMINGTON, New Castle, DE

Built 1975 ADT: 87,997

I 495 SB

Unknown

Over: SR9

SOUTH OF WILMINGTON, New Castle, DE

Built 1972 ADT: 14,234

I 495 NB

Unknown

Over: SR9

SOUTH OF WILMINGTON, New Castle, DE

Built 1972 ADT: 14,234

I 495

Unknown

Over: TERMINAL AVE, RD 359

SOUTH OF WILMINGTON, New Castle, DE

Built 1972 ADT: 5,106

I 495

Unknown

Over: CHRISTINA RIVER, N/S RR

WILMINGTON, New Castle, DE

Built 1974 ADT: 8,527

TWELTH ST

Unknown

Over: I-495 RD 60

WILMINGTON, New Castle, DE

Built 1977 ADT: 93,552

I 495 NB

Unknown

Over: EDGEMOOR RD

EDGEMOOR, New Castle, DE

Built 1975 ADT: 9,566

I 495 SB

Unknown

Over: EDGEMOOR RD

EDGEMOOR, New Castle, DE

Built 1975 ADT: 9,566

I 495 NB

Unknown

Over: NORFOLK SOUTHERN&AMTRAK

S. OF BELLEFONTE, New Castle, DE

Built 1976 ADT: 100

I 495 SB

Unknown

Over: NORFOLK SOUTHERN&AMTRAK

EDGEMOOR, New Castle, DE

Built 1976 ADT: 100

MYRTLE AVE

Unknown

Over: I495/VIETNAM VET MEM HGY

CLAYMONT, New Castle, DE

Built 1972 ADT: 75,509

PHILA PIKE/MARKET

Unknown

Over: I-495 RD 60

CLAYMONT, New Castle, DE

Built 1973 ADT: 75,509

RAMP I 495 SB

Unknown

Over: I 95 & I 295 EB

CHRISTIANA INTERCHANGE, New Castle, DE

Built 1981 ADT: 47,991

SR 1

Unknown

Over: SR7 / BEAR-CORBIT RD.

NORTH OF WRANGLE HILL, New Castle, DE

Built 1995 ADT: 5,947

SR 1

Unknown

Over: SR 7 / BEAR-CORBIT RD.

NORTH OF WRANGLE HILL, New Castle, DE

Built 1995 ADT: 5,947

KOREAN WAR VET MEM

Unknown

Over: C&D CANAL, RD 412

C&D CANAL, New Castle, DE

Built 1995 ADT: 667

SR 1

Unknown

Over: US 13

SOUTH OF ST GEORGES, New Castle, DE

Built 1999 ADT: 24,268

SR 1

Unknown

Over: US 13

N. OF ODESSA, New Castle, DE

Built 1999 ADT: 24,268

KOREAN VET MEM HWY

Unknown

Over: PINE TREE RD

N/E OF TOWNSEND, New Castle, DE

Built 2003 ADT: 4,153

KOREAN VET MEM HWY

Unknown

Over: PINE TREE ROAD

N/E OF TOWNSEND, New Castle, DE

Built 2003 ADT: 3,280

KOREAN VET MEM HWY

Unknown

Over: DUPONT HGWY/ US13

S. OF TOWNSEND, New Castle, DE

Built 2003 ADT: 13,811

KOREAN VET MEM HWY

Unknown

Over: DUPONT HGWY/US13

S. OF TOWNSEND, New Castle, DE

Built 2002 ADT: 13,811

KOREAN VET MEM HWY

Unknown

Over: DUPONT PKY&SANDOM BRNCH

BLACKBIRD AREA, New Castle, DE

Built 2003 ADT: 7,525

KOREAN VET MEM HWY

Unknown

Over: DUPONT PKY&SANDOM BRNCH

BLACKBIRD AREA, New Castle, DE

Built 2003 ADT: 7,525

KOREAN VET MEM HWY

Unknown

Over: BLACK DIAMOND RD

NORTH OF SMYRNA, New Castle, DE

Built 2003 ADT: 575

KOREAN VET MEM HWY

Unknown

Over: BLACK DIAMOND RD

NORTH OF SMYRNA, New Castle, DE

Built 2003 ADT: 575

KOREAN VET MEMORIA

Unknown

Over: US 13

NORTH OF ODESSA, New Castle, DE

Built 1999 ADT: 28,863

SR 1

Unknown

Over: US 13

NORTH OF ODESSA, New Castle, DE

Built 1999 ADT: 24,947

KOREAN VET MEM HWY

Unknown

Over: US 13 (DUPONT BLVD)

NORTH OF SMYRNA, New Castle, DE

Built 1993 ADT: 21,986

KOREAN VET MEM HWY

Unknown

Over: US 13 (DUPONT BLVD)

NORTH OF SMYRNA, New Castle, DE

Built 1993 ADT: 21,986

KOREAN VET MEM HWY

Unknown

Over: HARRIS RD.

SOUTH OF ODESSA, New Castle, DE

Built 1999 ADT: 956

SR1 KOREAN WAR HWY

Unknown

Over: HARRIS RD.

SOUTH OF ODESSA, New Castle, DE

Built 1999 ADT: 1,651

FOURTH STREET

Fair

Over: CHRISTINA RIVER

WILMINGTON, New Castle, DE

Built 1980 Load: 17.2 t ADT: 9,973

CAPITAL TRAIL/SR2

Fair

Over: MUDDY RUN

EAST OF NEWARK, New Castle, DE

Built 1948 Load: 18.1 t ADT: 24,998

S. WALNUT ST.

Fair

Over: CHRISTINA RIVER

WILMINGTON, New Castle, DE

Built 1957 Load: 18.5 t ADT: 14,363

I 295 N & US 40 E

Fair

Over: DELAWARE RIVER

NEW CASTLE, New Castle, DE

Built 1951 Load: 18.8 t ADT: 48,349

RISING SUN LANE

Fair

Over: BRANDYWINE CREEK

N/W WILMINGTON, New Castle, DE

Built 1928 Load: 19.8 t ADT: 2,265

PAPER MILL RD

Fair

Over: WHITE CLAY CREEK

NORTH NEWARK, New Castle, DE

Built 1947 Load: 20.1 t ADT: 16,955

SR7 & SR4

Fair

Over: WHITE CLAY CREEK

STANTON, New Castle, DE

Built 1981 Load: 20.4 t ADT: 26,432

FOURTH ST

Fair

Over: CSX RAILROAD

WILMINGTON, New Castle, DE

Built 1900 Load: 20.4 t ADT: 99

KIRKWOOD HWY/SR2

Fair

Over: LITTLE MILL CREEK

ELSMERE, New Castle, DE

Built 1939 Load: 20.7 t ADT: 29,701

ROCKLAND RD

Fair

Over: BRANDYWINE CREEK

ROCKLAND, New Castle, DE

Built 1933 Load: 21.1 t ADT: 3,561

DEL 896, US71,301S

Fair

Over: C&D CANAL

9 MI W OF REEDY POINT, New Castle, DE

Built 1959 Load: 21.1 t ADT: 26,840

DELAWARE RT. 9

Fair

Over: C&D CANAL

1/2 MI S OF DEL. CITY, New Castle, DE

Built 1969 Load: 21.1 t ADT: 1,203

SALEM CHURCH RD

Fair

Over: BECKS POND/BELLTOWN RUN

S/E OF NEWARK, New Castle, DE

Built 1979 Load: 21.7 t ADT: 6,297

OLD BALTIMORE PIKE

Fair

Over: TRIB. TO CHRISTINA CREEK

S. OF NEWARK, New Castle, DE

Built 2000 Load: 22.0 t ADT: 13,109

I 295 S & US 40 W

Fair

Over: DELAWARE RIVER

NEW CASTLE, New Castle, DE

Built 1968 Load: 22.7 t ADT: 50,098

OLD CAPITAL TRAIL

Fair

Over: RED CLAY CREEK

MARSHALLTON, New Castle, DE

Built 1931 Load: 23.0 t ADT: 10,072

LIBRARY AVE/SR 72

Fair

Over: AMTRAK

NEWARK, New Castle, DE

Built 1979 Load: 23.0 t ADT: 29,899
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.