CR 397 over Black Branch Tributary
Nacogdoches County, Texas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 397 over Black Branch Tributary in Nacogdoches County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1997, making it 28 years old at the 2025 inventory.
- It carries about 55 vehicles a day (traffic count year 2015).
- Its listed owner is the county highway agency.
- It is one of 170 of the 236 inventoried bridges in Nacogdoches County rated fair (72.0%); 12 (5.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated April 2023, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (31.51671, -94.32701)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 23 ft |
| Location | 0.6 Mi. N. of SH 21 |
| NBI structure number | 111740AA0253001 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Nacogdoches County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 59 & Lp 224 NB over SH 21 | 1970 | 28,292 | Good |
| US 59 & Lp 224 SB over Sh-21 | 1980 | 28,292 | Fair |
| US 59 SB over Loop 224 | 1984 | 27,893 | Fair |
| US 59 over Angelina River | 2000 | 27,777 | Fair |
| US 59 & Lp 224 NB over FM 225 | 1980 | 26,605 | Fair |
| US 59 & Lp 224 SB over FM 225 | 1980 | 26,605 | Fair |
All bridges nearby: Nacogdoches County, TX bridge conditions · every bridge in Nacogdoches County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.