Bridge conditions in Kent County, Delaware
192 inventoried bridges · 2 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
2 of the 192 bridges the federal inventory lists in Kent County are rated poor; the rest split 106 good and 84 fair.
- 2 of the 192 bridges in Kent County, Delaware, are rated in poor condition (1.0%) in the 2025 National Bridge Inventory, as of .
- 106 bridges (55.2%) are rated good and 84 (43.8%) fair.
- The median Kent County bridge was built in 1992.
- The busiest poor-rated bridge is Lebanon RD/SR10 WB over St. Jones River (built 1965), carrying about 8,726 vehicles a day.
Good 55.2% · Fair 43.8% · Poor 1.0% of 192 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Lebanon RD/SR10 WB over St. Jones River | 1965 | 8,726 | Poor |
| Maple Ave over Mispillion River | 1977 | 99 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Bay Road / US113 over St. Jones River | 1984 | 39,952 | Fair |
| Dupont HWY/US13 over Isaacs Branch | 1952 | 38,782 | Fair |
| Korean War Vet Mem over SR10/E. Lebanon Rd. | 1993 | 37,408 | Good |
| SR1/KOREAN Vet War over Rd 331/DYKE Branch Rd | 1992 | 27,639 | Fair |
| Korean War Vet Hwy over Big Oak Rd | 1992 | 26,405 | Fair |
| Dupont HWY/US13 over Mill Creek | 1940 | 23,499 | Good |
| US 113 & SR1 SB over Murderkill River | 1965 | 23,353 | Fair |
| US113 & SR1 NB over Murderkill River | 1965 | 23,353 | Fair |
| US13/DUPONT Hwgy over Puncheon Run | 1951 | 22,808 | Fair |
| Dupont HWY/US13 over St. Jones River | 1951 | 22,690 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Delaware: Delaware bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.