Y Road (rs 1747) over Tunnell Creek
Trego County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Y Road (rs 1747) over Tunnell Creek in Trego County, Kansas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1954, making it 71 years old at the 2025 inventory.
- It carries about 40 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 82 of the 165 inventoried bridges in Trego County rated fair (49.7%); 6 (3.6%) 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 June 2023, on a 24-month routine inspection cycle.
- 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 → (38.78381, -99.70344)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 61 ft |
| Location | 7.0S 10.3E Trego Center |
| NBI structure number | 000000000980450 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 2023 |
| 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 Kansas department of transportation.
Busiest bridges in Trego County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I70 Hwy WB over US40 Bs Route | 1959 | 6,850 | Fair |
| I70 Hwy EB over US40 Bs Route | 1959 | 6,850 | Good |
| I70 Hwy WB over Local Road | 1959 | 6,850 | Good |
| I70 Hwy EB over Local Road | 1959 | 6,850 | Good |
| I70 Hwy WB over Local Road | 1959 | 6,850 | Good |
| I70 Hwy EB over Local Road | 1959 | 6,850 | Good |
All bridges nearby: Trego County, KS bridge conditions · every bridge in Trego County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.