SH 174 over Shannon Creek
Johnson County, Texas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SH 174 over Shannon Creek in Johnson County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1926 and reconstructed in 1958, making it 99 years old at the 2025 inventory.
- It carries about 36,730 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 202 of the 405 inventoried bridges in Johnson County rated fair (49.9%); 0 (0.0%) are rated poor.
- 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 → (32.51906, -97.34974)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 21 ft |
| Location | 0.1 Mi SW of FM 731 |
| NBI structure number | 021270001901003 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Johnson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ih 35W over Johnson Creek | 1936 | 69,802 | Fair |
| CR 285 over Ih 35W | 1965 | 69,802 | Fair |
| CR 604 over Ih 35W | 1963 | 55,991 | Good |
| CR 405 over Ih 35W | 1966 | 43,938 | Fair |
| Ih 35W over Trib to Mid Fk Chmbrs Ck | 1966 | 43,938 | Fair |
| SH 174 over Town Creek | 1957 | 43,220 | Fair |
All bridges nearby: Johnson County, TX bridge conditions · every bridge in Johnson County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.