CR 4606 over Duck Creek
Concho County, Texas · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 4606 over Duck Creek in Concho County, Texas, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1930, making it 95 years old at the 2025 inventory.
- It carries about 13 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 1 of the 75 inventoried bridges in Concho County rated poor (1.3%); 1 (1.3%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- It was rated fair in the 2024 inventory and is now poor (superstructure 5 to 4).
- Its most recent inspection on record is dated April 2024, on a 24-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (31.45301, -99.85924)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 4 | Poor condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 85 ft |
| Location | 3.55 Mi SE of US 83 |
| NBI structure number | 070480AA0120005 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | April 2024 |
| 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 Concho County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 87 over Drain | 1973 | 7,874 | Good |
| US 87 over Hardin Creek | 2012 | 6,673 | Fair |
| US 87 over Draw | 1973 | 6,141 | Good |
| US 87 over Draw | 1973 | 6,141 | Good |
| US 83 NB over Brady Creek | 2009 | 5,311 | Good |
| US 83 SB over Brady Creek | 2008 | 5,311 | Good |
All bridges nearby: Concho County, TX bridge conditions · every bridge in Concho County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.