US 277 SB over Corps Channel
Knox County, Texas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 277 SB over Corps Channel in Knox County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2006, making it 19 years old at the 2025 inventory.
- It carries about 1,237 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 17 of the 51 inventoried bridges in Knox County rated good (33.3%); 2 (3.9%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (33.44205, -99.62276)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 125 ft |
| Location | 0.6 Mi S of SH 322 |
| NBI structure number | 251380015702065 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Knox County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 277 over Lake Creek Relief | 1931 | 3,276 | Fair |
| US 277 Bus over Corps Channel | 1975 | 2,600 | Fair |
| US 277 NB over FM 266 | 2006 | 2,100 | Fair |
| US 82 over Draw | 1931 | 2,092 | Good |
| US 82 over Draw | 1931 | 2,092 | Fair |
| US 82 over Draw | 1931 | 2,092 | Good |
All bridges nearby: Knox County, TX bridge conditions · every bridge in Knox County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.