E 1100 Rd (RS 529) over North Fork Solomon River
Phillips County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- E 1100 Rd (RS 529) over North Fork Solomon River in Phillips County, Kansas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1954, making it 71 years old at the 2025 inventory.
- It carries about 300 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 135 of the 249 inventoried bridges in Phillips County rated fair (54.2%); 38 (15.3%) 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 February 2024, 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 → (39.65834, -99.11763)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 322 ft |
| Location | 0.5S of Kirwin |
| NBI structure number | 000000000740020 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 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 Phillips County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US36 Hwy over Deer Creek Drainage | 1966 | 5,183 | Fair |
| US183 Hwy over Deer Creek Drainage | 1964 | 3,471 | Fair |
| US183 over Deer Creek | 1986 | 2,366 | Good |
| US36 Hwy over Spring Creek | 1963 | 2,262 | Good |
| US36 Hwy over Kyle RR | 1963 | 2,031 | Fair |
| US36 Hwy over West Cedar Creek | 1962 | 2,031 | Good |
All bridges nearby: Phillips County, KS bridge conditions · every bridge in Phillips County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.