Is This Plan For You?
This 12-week Half Distance Advanced Maintenance plan by GA Endurance is designed for experienced triathletes who want to maintain a high level of fitness without entering a full race preparation phase.
It is ideal for athletes who already have a strong aerobic base and want to preserve endurance, performance capacity, and training consistency between major race cycles or structured build phases.
If you are looking for a controlled and sustainable way to stay fit while avoiding excessive fatigue, this plan provides a clear and performance-oriented pathway.
What You Can Expect
• A complete 12-week structured Maintenance phase for Half Distance Advanced athletes
• Moderate to moderately high training load designed to preserve performance without overload
• Balanced progression across swim, bike, and run disciplines
• Strong emphasis on aerobic conditioning, efficiency, and consistency
• Regular long sessions to maintain endurance and fatigue resistance
• Controlled threshold and tempo efforts to preserve high-end performance capacity
• Advanced bike sessions focused on sustained power, efficiency, and pacing control
• Run sessions designed to maintain aerobic strength and durability
• Swim sessions including technique refinement and sustained aerobic work
• Light and consistent brick sessions to maintain race-specific neuromuscular adaptation
• Strategically placed recovery weeks to support sustainability and freshness
• 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 2,000–3,500 meters continuously
• Ride consistently for 3–4 hours
• Run continuously for 80–100 minutes
• Train consistently 5–6 days per week
• Have strong experience with structured triathlon training
A GPS watch, heart rate monitor, and bike power meter are strongly recommended for best results.
Final Note
This 12-week advanced maintenance plan is designed to keep you performing at a high level without pushing into excessive training stress.
By maintaining aerobic capacity, preserving endurance, and reinforcing efficiency across all three disciplines, this phase ensures you remain strong, consistent, and ready for your next performance-focused training block.
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.