K99 HWY over Cottonwood River
Fair Condition39 years old3,950 vehicles/day
Location
| State | Kansas |
| County | Lyon |
| Location | 1.49 Mi S Us50 |
| Carries | K99 HWY |
| Crosses | Cottonwood River |
| Coordinates | 38.38500, -96.18111 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 403.9 ft (123.1 m) |
| Max Span | 111.9 ft (34.1 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 1575.7 sq m |
| Main Spans | 4 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 3,950 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 999909900561421 |