SH 163 over Middle Concho River
Irion County, Texas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SH 163 over Middle Concho River in Irion County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1957, making it 68 years old at the 2025 inventory.
- It carries about 267 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 21 of the 50 inventoried bridges in Irion County rated fair (42.0%); 1 (2.0%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: substructure 5 to 6.
- Its most recent inspection on record is dated April 2024, 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 → (31.42731, -101.09698)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 288 ft |
| Location | 7.0 Mi S of Tom Green C/l |
| NBI structure number | 071190164804008 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Irion County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 67 over Dry Draw | 1933 | 6,185 | Fair |
| US 67 over Coon Hollow | 1933 | 5,731 | Fair |
| US 67 over Dry Draw | 1933 | 5,337 | Fair |
| US 67 over Dry Draw | 1933 | 5,254 | Good |
| US 67 over Dry Draw | 1933 | 4,914 | Fair |
| US 67 over Lopez Creek | 1933 | 4,914 | Fair |
All bridges nearby: Irion County, TX bridge conditions · every bridge in Irion County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.