Is This Plan For You?
This 12-week Full Distance Intermediate plan by GA Endurance is designed for triathletes who need a short, structured, and performance-oriented pathway toward completing a full distance race.
It is ideal for athletes who already have a consistent training background across swim, bike, and run, and are ready to execute a disciplined and high-quality training block within a very limited timeframe.
If you are looking for a sharp and efficient roadmap that prioritizes execution, consistency, and race readiness, this plan provides a clear and structured pathway.
What You Can Expect
• A complete 12-week structured Full Distance progression leading into race day
• No true base phase – immediate transition into build and race-specific work
• Balanced progression across swim, bike, and run disciplines
• Strong emphasis on aerobic capacity, durability, and efficiency
• Progressive long sessions to build endurance and fatigue resistance
• Gradual introduction of threshold, tempo, and race-pace work
• Bike sessions focused on sustainable power and pacing strategy
• Run sessions designed to improve durability and efficiency under fatigue
• Swim sessions including technique refinement and aerobic conditioning
• Integrated brick sessions to simulate race demands and transitions
• Nutrition and fueling strategy integration within longer sessions
• Carefully controlled recovery to support adaptation and prevent overload
• Clear, easy-to-follow workouts using power, pace, heart rate, or perceived effort
• Optional strength guidance to support durability and injury prevention
Coaching & Support
This plan includes Coach Access.
If you have any questions during your training, you can reach out anytime via:
coachsupport@gaendurance.com
Requirements
To start this plan, you should be able to:
• Swim at least 1,500–3,000 meters continuously
• Ride consistently for 2.5–4 hours
• Run continuously for 60–90 minutes
• Train consistently 4–6 days per week
• Have prior experience with structured endurance training
A GPS watch, heart rate monitor, and bike power meter are recommended for best results.
Final Note
This 12-week intermediate full distance plan is designed to deliver a sharp and efficient pathway toward race completion and performance.
Within a very limited timeframe, the focus is on execution quality, consistency, and intelligent load management. If followed with discipline, this plan will help you build strong endurance, refine pacing and fueling strategies, and arrive at race day confident and well-prepared.
Explore more training plans at GA Endurance
I’m Goksen Cinar, MSc, a sports scientist, national team coach, and founder of GA Endurance. With 25+ years of experience and more than 2,000 athletes coached, I combine sports science, data analysis, and practical endurance coaching. I’m a 4-time IRONMAN 70.3 World Championship qualifier and 4-time full-distance IRONMAN finisher, providing full-time coaching built around each athlete’s goals and life.My coaching philosophy begins with the individual.