Aa Road (rs 1850) over Sand Creek Tributary
Rooks County, Kansas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Aa Road (rs 1850) over Sand Creek Tributary in Rooks County, Kansas, 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 1963, making it 62 years old at the 2025 inventory.
- It carries about 50 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 73 of the 170 inventoried bridges in Rooks County rated good (42.9%); 3 (1.8%) 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 → (39.19078, -99.46889)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 41 ft |
| Location | 3.0S 2.0W of Zurich |
| NBI structure number | 000000000820053 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Rooks County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-183 Hwy over Paradise Creek Drainage | 2007 | 3,051 | Good |
| US-183 Hwy over Paradise Creek Drainage | 2007 | 3,051 | Good |
| US183 Hwy over Solomon River | 1966 | 2,514 | Good |
| US183 Hwy over South Fork Solomon R Drg | 1966 | 2,410 | Fair |
| US-183 Hwy over S Fork Solomon R Drg | 1996 | 2,345 | Good |
| US183 Hwy over Bow Creek Drainage | 1934 | 1,584 | Good |
All bridges nearby: Rooks County, KS bridge conditions · every bridge in Rooks County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.