Half Distance Triathlon Chattanooga — 36-Week Beginner Training Plan for Race-Day Confidence Are you dreaming of crossing the finish line at the Half Distance Triathlon Chattanooga? Whether you're new to triathlon or returning after a break, this 36-week beginner training plan is designed specifically to guide you—step by step—toward success in one of the most scenic and exciting races in the Southeast. Chattanooga's Half Distance Triathlon starts with a 1.4-mile swim in the Tennessee River ...