Distance: 10 km
Skill / Level: Intermediate
Duration: 12 weeks
Workouts per week: 5–7
Weekly hours: 4–6
Includes: Running, Strength, Mobility, Stretch
Who is this plan for?
This plan is designed for intermediate trail runners with at least 1–2 years of consistent training experience who want to improve performance in a 10K trail race. It’s a great fit if your goal is to run faster, place higher in your age group, or move beyond simply finishing.
What you’ll get
A 12-week progressive plan written in English by experienced trail running coaches at Arduua.
Running sessions prescribed by time and heart rate zones (not distance), ensuring the right training intensity for your fitness level.
Strength, mobility, and stretch sessions with clear instructions and video links.
A carefully structured program that develops endurance, speed, and trail-specific skills—while still balancing recovery.
Plan Structure
The plan follows the proven Arduua Training Methodology, progressing through focused phases to get you race-ready in 12 weeks:
Base Phase
Build aerobic endurance and overall conditioning
Improve mobility, stability, and core strength
Strengthen foot and ankle structures
Specific Phase
Develop aerobic and anaerobic thresholds
Improve VO₂ max and running economy
Build maximum strength and trail-specific power
Pre-Competitive & Taper
Train competition intensity and pacing
Fine-tune terrain technique, nutrition, and equipment
Reduce training load before race day to arrive fresh, sharp, and ready to perform
Requirements
A TrainingPeaks-compatible training watch
An external chest strap heart rate monitor (wrist-based HR is not accurate enough for this plan)
👉 With this 12-week intermediate plan, you’ll gain the structure, intensity, and trail-specific training needed to take your 10K trail performance to the next level—finishing stronger, faster, and more confident.
🌍 Global training platform for trail, mountain, ultra & road runners
🏃♂️ Structured training 👨🏫 Expert coaching 📊 Proven system
⛰️ From 5K to 100 miles 🌐 Athletes in 30+ countries
Train with confidence. Progress consistently. Perform at your best. Coaching in English & Spanish