FM 81 over Cow Creek
Karnes County, Texas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- FM 81 over Cow Creek in Karnes 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 1949, making it 76 years old at the 2025 inventory.
- It carries about 429 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 68 of the 145 inventoried bridges in Karnes County rated good (46.9%); 2 (1.4%) 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 → (28.91375, -97.9894)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 40 ft |
| Location | 2.8 Mi S of US 181 |
| NBI structure number | 161290099102002 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Karnes County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 181 over Escondido Creek Draw | 1952 | 17,860 | Good |
| US 181 over Escondido Creek Draw | 1952 | 15,747 | Good |
| US 181 over Escondido Creek | 1952 | 15,330 | Fair |
| FM 2102 over Panther Creek | 1942 | 7,537 | Fair |
| US 181 over San Antonio River Draw | 1929 | 6,914 | Fair |
| US 181 over San Antonio River | 1961 | 6,786 | Fair |
All bridges nearby: Karnes County, TX bridge conditions · every bridge in Karnes County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.