I70 Hwy WB over North Fork Big Creek
Ellis County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I70 Hwy WB over North Fork Big Creek in Ellis County, Kansas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1965, making it 60 years old at the 2025 inventory.
- It carries about 8,367 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 121 of the 275 inventoried bridges in Ellis County rated fair (44.0%); 14 (5.1%) 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 April 2023, on a 24-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (38.88, -99.2025)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous concrete tee beam |
| Length | about 223 ft |
| Location | 6.59MI E Jct U183 WB |
| NBI structure number | 999907000260281 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Ellis County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| E. 27TH. St. over Chetolah Creek | 1955 | 9,800 | Good |
| E 13TH Street over Chetolah Creek | 1945 | 9,315 | Fair |
| E 27TH St over I70 Hwy Nl-sl | 1964 | 8,835 | Good |
| I70 Hwy WB over Walker Avenue | 1965 | 8,718 | Good |
| I70 Hwy EB over Walker Avenue | 1965 | 8,718 | Good |
| I70 Hwy WB over Walker Creek | 1965 | 8,718 | Good |
All bridges nearby: Ellis County, KS bridge conditions · every bridge in Ellis County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.