Are there any race restrictions to the event? LimeLight Sports Club 08 November 2021 17:27 Updated Follow You must be at least 17 years old at the end of the calendar year of the event to compete in the main triathlon. Related articles Where do I find more information on rules and regulations? What is the age limit for entrants? Is water available during the races? How can I be sure that the water will be safe to swim in? Why is there a cut-off time? Comments 0 comments Article is closed for comments.