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)
DUPONT RD / SR100
GoodOver: DELAWARE VALLEY RR
ELSMERE, New Castle, DE
BARLEY MILL RD.
GoodOver: RED CLAY CREEK
ASHLAND, New Castle, DE
US301 SB
GoodOver: SCOTT RUN
SOUTH OF ST. GEORGES, New Castle, DE
HAY RD.
GoodOver: SHELLPOT CREEK
CHERRY ISLAND, New Castle, DE
BLACKBIRD STA RD
GoodOver: BLACKBIRD CREEK
S.W. OF BLACKBIRD, New Castle, DE
HYETTS CORNER RD
GoodOver: SCOTT RUN
SOUTHWEST OF ST. GEORGES, New Castle, DE
OLD OGLETOWN RD.
GoodOver: COOL RUN
NORTH OF OGLETOWN, New Castle, DE
CLAYTON DELANY RD.
GoodOver: PROVIDENCE CREEK
CLAYTON, New Castle, DE
BEAVER DAM RD.
GoodOver: BEAVER CREEK TRIBUTARY
N/E OF CENTERVILLE, New Castle, DE
SILVER LAKE RD.
GoodOver: SILVER LAKE SPILLWAY
S.E. OF MIDDLETOWN, New Castle, DE
US301 NB
GoodOver: N/S RAILROAD
NORTH OF MIDDLETOWN, New Castle, DE
US301 SB
GoodOver: N/S RAILROAD
NORTH OF MIDDLETOWN, New Castle, DE
GLEN MOHR DR.
GoodOver: BEAVER BRANCH
E. OF TOWNSEND, New Castle, DE
US301 NB
GoodOver: TRIB TO SANDY BRANCH
WEST OF MIDDLETOWN, New Castle, DE
SHOPPING CENTER RD
GoodOver: NAAMANS CREEK
NAAMANS AND FOULK RD, New Castle, DE
EAGLE RUN RD
GoodOver: TRIB TO CHRISTINA RIVER
NORTHWEST OF CHRISTIANA, New Castle, DE
NOTINGHAM RD/SR273
GoodOver: CHRISTINA CREEK
NEWARK, New Castle, DE
US301 NB
GoodOver: SCOTT RUN
WEST OF MIDDLETOWN, New Castle, DE
NEW SWEDEN ST
GoodOver: CHRISTINA RIVER
WILMINGTON, New Castle, DE
PENNSYLVANIA /SR52
GoodOver: WATERWAY & ABANDON R.R.
WEST WILMINGTON, New Castle, DE
STATE PARK ENTRANC
GoodOver: WILSON RUN
BRANDYWINE STATE PARK, New Castle, DE
EAGLE RUN RD
GoodOver: TRIB TO CHRISTINA RIVER
NORTH OF CHRISTIANA, New Castle, DE
MAYFIELD FALLS
GoodOver: TRIB TO MUDDY RUN
WEST OF GLASGOW, New Castle, DE
SR 9 / RIVER RD
GoodOver: ARMY CREEK
SOUTH OF NEW CASTLE, New Castle, DE
VALLEY RD
GoodOver: MILL CREEK
S.W. OF HOCKESSIN, New Castle, DE
US301 RAMP F
GoodOver: SANDY BRANCH
WEST OF MIDDLETOWN, New Castle, DE
I 495 NB
GoodOver: 84" SEWER PIPE
WILMINGTON, New Castle, DE
I 495 SB
GoodOver: 84"PIPE/DRAINAGE SWALE
WILMINGTON, New Castle, DE
NEWPORT RD.
GoodOver: CSX
N/W OF NEWPORT, New Castle, DE
US301 SB
GoodOver: TRIB TO SANDY BRANCH
WEST OF MIDDLETOWN, New Castle, DE
SR1 NORTHBOUND
GoodOver: CHRISTINA RIVER
EAST OF CHRISTIANA, New Castle, DE
KOREAN WAR MEM HGY
GoodOver: CHRISTINA RIVER
NORTH OF CHRISTIANA, New Castle, DE
SR273/OGLETOWN RD.
GoodOver: COOL RUN
OLGETOWN, New Castle, DE
SR273/OGLETOWN RD.
GoodOver: COOL RUN
OGLETOWN, New Castle, DE
KOREAN VET MEM HWY
GoodOver: BLACKBIRD CREEK
S.E. OF TOWNSEND, New Castle, DE
KOREAN VET MEM HWY
GoodOver: BLACKBIRD CREEK
S/E OF TOWNSEND, New Castle, DE
GUYENCOURT RD
GoodOver: WATERWAY
S/E OF CENTREVILLE, New Castle, DE
SR 1 NORTHBOUND
GoodOver: DRAGON CREEK
N/W OF ST. GEORGES, New Castle, DE
SR 1 SB
GoodOver: DRAGON CREEK
N/W OF ST. GEORGES, New Castle, DE
GREENBANK RD
GoodOver: RED CLAY CREEK
N.W. OF PRICES CORNER, New Castle, DE
ROAD A
GoodOver: SR1
CHRISTIANA FASHION CENTER, New Castle, DE
I 95
GoodOver: LITTLE MILL CREEK
SOUTH OF WILMINGTON, New Castle, DE
RAMP 6338 TO SR1
GoodOver: EAGLE RUN
NORTH OF CHRISTIANA, New Castle, DE
OLD DUPONT RD.
GoodOver: LITTLE MILL CREEK
ELSMERE, New Castle, DE
US301 NB
GoodOver: SANDY BRANCH
WEST OF MIDDLETOWN, New Castle, DE
US301 SB
GoodOver: SANDY BRANCH
WEST OF MIDDLETOWN, New Castle, DE
SR 9/TAYLORS BR RD
GoodOver: HANGMAN RUN
S.E. OF ODESSA, New Castle, DE
CLAYTON/DELANEY RD
GoodOver: CYPRESS BRANCH
N.W. OF CLAYTON, New Castle, DE
BEECH HILL DR
GoodOver: PIKE CREEK
WEST OF PIKE CREEK, New Castle, DE
RAMP 6332 TO SR1
GoodOver: EAGLE RUN
CHRISTIANA, 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.