Montgomery/25.5 St over Trib. to Elk River
Elk County, Kansas · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Montgomery/25.5 St over Trib. to Elk River in Elk County, Kansas, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1968, making it 57 years old at the 2025 inventory.
- It carries about 105 vehicles a day (traffic count year 2019).
- Its listed owner is the county highway agency.
- It is one of 11 of the 155 inventoried bridges in Elk County rated poor (7.1%); 11 (7.1%) 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 August 2024, on a 12-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (37.36772, -96.08226)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 4 | 4 | Poor condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 20 ft |
| Location | 0.5S of Longton |
| NBI structure number | 000000000250080 |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 12 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 Elk County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US160 K99 Hwy over N Fork Wildcat Creek | 1980 | 1,590 | Good |
| K99 Hwy over Mound Branch Drainage | 1931 | 1,508 | Fair |
| K99 Hwy over Elk River | 1935 | 1,508 | Good |
| K99 Hwy over Mound Branch Creek | 2005 | 1,508 | Good |
| K99 Hwy over Paw Paw Creek | 2005 | 1,406 | Good |
| US-160 Hwy over Wildcat Creek Drainage | 1993 | 882 | Good |
All bridges nearby: Elk County, KS bridge conditions · every bridge in Elk County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.