Grey Chalder
| Challenge | Team | Total Miles | |
|---|---|---|---|
| 2025 Challenge | Alaska DOT&PF Team | 8.5 | View Activities |
| 2024 Challenge | Alaska DOT&PF Team | 50.4 | View Activities |
| 2023 Challenge | Alaska DOT&PF Team | 55.9 | View Activities |
| 2021 Challenge | Alaska DOT&PF Team | 20.5 | View Activities |