Is This Plan For You?

This 40-week Half Distance Advanced plan by GA Endurance is designed for experienced triathletes who want a long, highly structured, and performance-driven progression toward race day with maximum control over development and peak performance timing.

It is ideal for athletes who already have a strong training background across swim, bike, and run, and are ready to follow a demanding system that emphasizes long-term adaptation, precision, and race execution.

If you are looking for a comprehensive and highly progressive roadmap that allows optimal physiological development and performance optimization, this plan provides a clear and structured pathway.

What You Can Expect

• A complete 40-week structured Half Distance progression leading into race day

• Very extended base phase allowing deep and sustainable aerobic development

• High-level progression across swim, bike, and run disciplines

• Strong emphasis on aerobic capacity, efficiency, and durability

• Progressive long sessions to maximize endurance and fatigue resistance

• Structured threshold, tempo, and race-pace sessions introduced progressively

• Advanced bike sessions focused on sustained power, pacing precision, and efficiency

• Run sessions designed to optimize performance and durability under fatigue

• Swim sessions including technique refinement, aerobic conditioning, and sustained efforts

• Integrated brick sessions to simulate race demands and transitions

• Strategically controlled recovery to maintain peak performance and prevent overtraining

• 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 40-week advanced half distance plan is designed to provide a complete and performance-focused pathway toward race execution.

With extended time for development, the focus is on precision, execution quality, and intelligent long-term load management. If followed with discipline, this plan will help you maximize endurance, refine pacing strategy, and arrive at race day ready to perform at your highest level.

Explore more training plans at GA Endurance