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.
Condition Distribution
All Bridges (533)
JFK MEM HGY/I95NB
FairOver: CSX RAILROAD
N.E. OF WILMINGTON, New Castle, DE
MARYLAND AVE/SR4
FairOver: LITTLE MILL CREEK
WEST OF WILMINGTON, New Castle, DE
SR 9
FairOver: APPOQUINIMINK RIVER
N/E OF ODESSA, New Castle, DE
HYETTS CORNER RD
FairOver: US301
WEST OF BIDDLES CORNER, New Castle, DE
FOULK RD/SR261
FairOver: TRIBUTARY -NAAMANS CREEK
NORTH OF WILMINGTON, New Castle, DE
US13NB/DUPONT PKY
FairOver: DRAWYERS CREEK
NORTH OF ODESSA, New Castle, DE
FERRY CUT OFF RD
FairOver: NARROW DYKE CANAL
NEW CASTLE, New Castle, DE
US 13 NB/DUPONT PA
FairOver: APPOQUINIMINK RIVER
SOUTH OF ODESSA, New Castle, DE
US 13 SB
FairOver: APPOQUINIMINK RIVER
SOUTH OF ODESSA, New Castle, DE
SUMMIT BRIDGE RD
FairOver: CATTAIL BRANCH
N. TOWNSEND LIMITS, New Castle, DE
WALTHER ROAD
FairOver: CHRISTINA CREEK
NORTHWEST OF BEAR, New Castle, DE
BRANDYWINE CREEK R
FairOver: TRIB. TO BRANDYWINE
N/E OF CENTERVILLE, New Castle, DE
I 295 S TO SR 9 N
FairOver: DRAINAGE DITCH
NEW CASTLE, New Castle, DE
I 295 SB RD 56
FairOver: NORFOLK SOUTHERN
NEW CASTLE, New Castle, DE
I 495
FairOver: HOLLYOAK CREEK
CLAYMONT, New Castle, DE
FOULK RD/SR261
FairOver: S. BRANCH NAAMANS CREEK
N/W OF ARDEN, New Castle, DE
ROCKLAND RD
FairOver: HUSBANDS RUN
NORTH OF WILMINGTON, New Castle, DE
OLD KENNETT RD
FairOver: BARROW'S RUN
N/E OF YORKLYN, New Castle, DE
CHRISTINA PARKWAY
FairOver: AMTRAK & CONRAIL
NEWARK, New Castle, DE
OLD WILMINGTON RD.
FairOver: WILM & WEST R/R
EAST OF HOCKESSIN, New Castle, DE
WILMINGTON RD
FairOver: NARROW DYKE CANAL
NEW CASTLE, New Castle, DE
NAAMANS RD / SR92
FairOver: NAAMANS CREEK
WEST OF NAAMANS, New Castle, DE
MCCOY RD
FairOver: DRAGON CREEK
E. OF LUMS POND, New Castle, DE
US13SB/DUPONT PKY
FairOver: DRAWYERS CREEK
NORTH OF ODESSA, New Castle, DE
VIETNAM VET MEM HY
FairOver: NORFOLK SOUTHERN
EAST WILMINGTON/EDGEMOOR, New Castle, DE
SR1 SOUTHBOUND
FairOver: SCOTT RUN
S. OF ST. GEORGES, New Castle, DE
DARLEY RD
FairOver: NAAMANS CREEK
WEST OF NAAMANS, New Castle, DE
SEARS BLVD
FairOver: HERSHEY RUN
S/E OF STANTON, New Castle, DE
PIKE CREEK RD.
FairOver: PIKE CREEK
N/W OF DELAWARE PARK, New Castle, DE
CAPITOL TRAIL/SR2
FairOver: WHITE CLAY CREEK
WINDY HILLS, N/E NEWARK, New Castle, DE
SALEM CHURCH RD
FairOver: CHRISTINA CREEK
S/E OF NEWARK, New Castle, DE
SR4 WESTBOUND
FairOver: RED CLAY CREEK
STANTON, New Castle, DE
NAAMANS RD/SR92 EB
FairOver: CSX RAILROAD
N. OF CLAYMONT, New Castle, DE
NAAMANS RD/SR92 WB
FairOver: CSX RAILROAD
N. OF CLAYMONT, New Castle, DE
SR7 & SR4
FairOver: AMTRAK
STANTON, New Castle, DE
SR 7 / SR 4
FairOver: AMTRAK
STANTON, New Castle, DE
KOREAN WAR MEM HGY
FairOver: SCOTT RUN
S. OF ST. GEORGES, New Castle, DE
NEW ROAD
FairOver: LITTLE MILL CREEK
ELSMERE, New Castle, DE
WELSH TRACT RD.
FairOver: CHRISTINA CREEK
SOUTH NEWARK, New Castle, DE
ADAMS DAM RD
FairOver: WILSON RUN
ROCKLAND, New Castle, DE
W.CHESTNUT HILL RD
FairOver: CHRISTINA CREEK
SOUTH NEWARK, New Castle, DE
LEA BLVD
FairOver: SHELLPOT CREEK
NE. OF WILMINGTON, New Castle, DE
I 495 SB
FairOver: STONEY CREEK
N/ OF BELLEFONTE, New Castle, DE
SALEM CHURCH RD
FairOver: MUDDY RUN
S/E OF NEWARK, New Castle, DE
SR 9
FairOver: SILVER RUN
N.E. OF ODESSA, New Castle, DE
MARROWS RD
FairOver: AMTRAK
NEWARK, New Castle, DE
HARMONY RD
FairOver: WHITE CLAY CREEK
NORTH OF OGLETOWN, New Castle, DE
WOODDALE RD
FairOver: MILL RACE
ASHLAND, New Castle, DE
MITCH RD / SR4
FairOver: RED CLAY CREEK
STANTON, New Castle, DE
MILLTOWN RD
FairOver: MILL CREEK
MILLTOWN, New Castle, DE
Read our methodology - how this data is sourced, computed, and verified.
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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.