Bridge conditions in Jefferson County, Texas
460 inventoried bridges · 6 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 460 bridges in Jefferson County: 226 rated good, 228 fair, and 6 poor.
- 6 of the 460 bridges in Jefferson County, Texas, are rated in poor condition (1.3%) in the 2025 National Bridge Inventory, as of .
- 226 bridges (49.1%) are rated good and 228 (49.6%) fair.
- The median Jefferson County bridge was built in 1972.
- The busiest poor-rated bridge is Ih 10 over 11TH St (built 1958), carrying about 111,265 vehicles a day.
Good 49.1% · Fair 49.6% · Poor 1.3% of 460 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 |
|---|---|---|---|
| Ih 10 over 11TH St | 1958 | 111,265 | Poor |
| Ih 10 WB over Ih 10 WB to US 69 SB | 1962 | 65,343 | Poor |
| SH 73/SH 87 WB over Neches River | 1939 | 15,227 | Poor |
| CR 336 (erie St) over Lnva Canal | 1983 | 189 | Poor |
| Clam Lake Road over Ten-mile Cut/salt Bayou | 1950 | 80 | Poor |
| Mason Rd over Pignut Gully | 1965 | 72 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ih 10 over US 90 | 2002 | 114,345 | Fair |
| Ih 10 over 11TH St | 1958 | 111,265 | Poor |
| Ih 10 over Fannin St Drainage Ditch | 1958 | 111,265 | Fair |
| Ih 10 over Drainage Ditch | 1960 | 108,624 | Fair |
| Ih 10 Ml over UPRR & Hollywood Ave. | 2002 | 108,624 | Good |
| US 69 Conn to IH10 over Ih 10 Ml | 1993 | 91,000 | Fair |
| Ih 10 Ml over Magnolia Ave. | 1955 | 83,424 | Fair |
| Ih 10 over BNSF Yard & 7th St | 1955 | 78,230 | Fair |
| Ih 10 Ml over Spur 380 | 1989 | 78,230 | Fair |
| Ih 10 over Grand Ave. | 1989 | 78,230 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Texas: Texas 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.