| Bill Briggs's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2007 Rattlesnake Ramble (Full Course) | 58 | Saturday, September 15, 2007 | 00:36:39.00 | |
| 2006 Rattlesnake Ramble (Full Course) | 57 | Saturday, September 16, 2006 | 00:36:47.00 | |
| 2005 Rattlesnake Ramble (Full Course) | 56 | Saturday, September 17, 2005 | 00:36:49.00 | |
| Hardrock 100 1994 | Colorado, US | 45 | Friday, July 8, 1994 | DNF |