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Is This Plan For You?
This 20-week Olympic Distance Maintenance Phase plan by GA Endurance is designed for triathletes who want to maintain fitness, preserve endurance, and stay consistent between race-specific training cycles.
Rather than pursuing peak performance, this plan focuses on maintaining aerobic fitness, reinforcing technical skills, and sustaining long-term durability across swimming, cycling, and running. It is ideal for athletes who have already established a fitness base and want to remain race-ready without the demands of a full build phase.
Whether you are coming off a race season, preparing for a future goal event, or simply looking to maintain your current fitness level, this plan provides a structured and sustainable approach to training.
What You Can Expect
• A complete 20-week structured maintenance progression
• Training designed to preserve aerobic fitness and endurance capacity
• Balanced swim, bike, and run development without excessive training stress
• Swim sessions focused on technique, efficiency, and aerobic conditioning
• Bike workouts designed to maintain endurance, pedaling economy, and aerobic power
• Run sessions focused on durability, consistency, and aerobic development
• Moderate training loads that support long-term sustainability
• Periodic endurance and strength stimuli to maintain overall fitness
• Recovery weeks strategically placed to support adaptation and prevent burnout
• Easy-to-follow workouts using heart rate, pace, power, or perceived effort
• Optional strength training guidance to support durability and injury prevention
• Flexibility to fit around work, family, and lifestyle commitments
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 have:
• Previous experience with structured triathlon training
• The ability to swim continuously for at least 1,000 meters
• The ability to ride comfortably for 90–120 minutes
• The ability to run continuously for 45–60 minutes
• A consistent training routine across swim, bike, and run disciplines
A GPS watch, heart rate monitor, and a bike power meter are recommended for best results.
Final Note
Maintaining fitness is often more effective than repeatedly rebuilding it. This 20-week maintenance plan is designed to help you preserve your aerobic foundation, maintain training consistency, and stay prepared for future performance-focused training.
The final phase of the program gradually prepares you for the next step in your progression. Upon completion, you will be ready to transition into a dedicated 12-week Olympic Distance race-specific build with the fitness and durability already established.
Explore more training plans at GA Endurance
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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.