Bridges in Delaware

874Total Bridges

376Good

488Fair

10Poor

Bridge Conditions in Delaware

Delaware has 874 bridges tracked in the National Bridge Inventory. Of these, 10 (1%) are rated as poor condition — meaning at least one major component has significant deterioration. The average bridge in Delaware is 48 years old.

Delaware Bridge Facts

Total Bridges	874
Good Condition	376
Fair Condition	488
Poor Condition	10
Average Bridge Age	48 years
Longest Bridge	10795.9 ft

Longest Bridges in Delaware

I 295 N & US 40 E over Delaware River10795.9 ftFair I 295 S & US 40 W over Delaware River10795.9 ftFair Delaware Rt. 9 over C&d Canal8432.1 ftPoor I 495 over Christina River N/s Rr4804.1 ftFair Korean War Vet Mem over C&d Canal Rd. 4124649.9 ftFair

Counties in Delaware

Kent192 bridges2 poor New Castle528 bridges5 poor Sussex154 bridges3 poor

Poor Condition Bridges in Delaware

Bridge	County	Length	Traffic	Year
I 495 SB over I 95 NB	New Castle	290.0 ft	84,782	1965
SR 54 over Assawoman Bay	Sussex	440.0 ft	11,464	1957
Dupont Pkw/us13 SB over Blackbird Creek	New Castle	42.0 ft	11,020	1920
Lebanon Rd/sr10 WB over St. Jones River	Kent	302.5 ft	8,726	1965
South Heald ST over Norfolk Southern	New Castle	607.9 ft	7,915	1942
Delaware Rt. 9 over C&d Canal	New Castle	8432.1 ft	1,203	1969
SR 9 over Appoquinimink River	New Castle	204.7 ft	840	1973
Craigs Mill RD over Craigs Pond Spillway	Sussex	24.0 ft	196	1973
Maple AVE over Mispillion River	Kent	44.0 ft	99	1977
Cods Road over Slaughter Creek	Sussex	35.8 ft	78	1931