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 step up their performance in a 10K trail race. It’s a great fit if your goal is to run faster, improve your time, or place higher in your age group.
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), so the intensity adapts to your fitness.
Strength, mobility, and stretch workouts with clear instructions and video links.
Balanced training that develops endurance, speed, and trail-specific strength while allowing for proper recovery.
Plan Structure
The plan follows the proven Arduua Training Methodology, organized into focused phases to help you peak for race day:
Base Phase
Build aerobic endurance and overall conditioning
Develop mobility, core strength, and stability
Reinforce foot and ankle structures for trail running
Specific Phase
Improve aerobic and anaerobic thresholds
Develop VO₂ max and running economy
Build maximum strength and trail-specific power
Pre-Competitive & Taper
Train race-specific pacing and intensity
Fine-tune nutrition, terrain technique, and equipment
Reduce training load 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 structure, focus, and the progressive training needed to perform your best in a 10K trail race—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