FM 170 over Trocha De Agua
Brewster County, Texas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- FM 170 over Trocha De Agua in Brewster County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 2005, making it 20 years old at the 2025 inventory.
- It carries about 258 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 47 of the 114 inventoried bridges in Brewster County rated good (41.2%); 0 (0.0%) 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 → (29.27319, -103.75115)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 124 ft |
| Location | 2.5 Mi NE of Presidio C/l |
| NBI structure number | 240220095710026 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Brewster County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 67 Nb/us 90 EB over Alpine Creek | 1939 | 11,650 | Fair |
| US 67 Sb/us 90 WB over Alpine Creek | 1971 | 11,650 | Fair |
| US 67/90 over Moss Creek | 1949 | 8,582 | Fair |
| US 67/90 over Draw | 1949 | 8,582 | Fair |
| US 67/90 over Draw | 1933 | 6,466 | Good |
| SH 118 over Alpine Creek | 1953 | 4,027 | Fair |
All bridges nearby: Brewster County, TX bridge conditions · every bridge in Brewster County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.