181st RD over Timber Creek
Cowley County, Kansas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 181st RD over Timber Creek in Cowley County, Kansas, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1999, making it 26 years old at the 2025 inventory.
- It carries about 15 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 129 of the 340 inventoried bridges in Cowley County rated good (37.9%); 18 (5.3%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated January 2024, on a 24-month routine inspection cycle.
- 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 → (37.36586, -96.82506)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 101 ft |
| Location | 3.0E 0.7S of Wilmot |
| NBI structure number | 000180877006627 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Cowley County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Summit Street N. over C Street Canal | 1928 | 15,675 | Fair |
| US-77 Hwy over "c" Street Canal | 1997 | 6,234 | Good |
| US-77 Hwy over North Creek | 1997 | 6,234 | Good |
| US-77 Hwy over North Creek Tributary | 1998 | 6,234 | Good |
| US-77 Hwy over BNSF Railroad | 1998 | 6,234 | Good |
| US-77 Hwy over North Creek Tributary | 1998 | 6,234 | Good |
All bridges nearby: Cowley County, KS bridge conditions · every bridge in Cowley County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.