Frey 80K

Course

By gradient, 36% of the distance is uphill, 34% downhill and 30% flat. The longest climb runs 3.4 km at an average 17.5% grade (598 m of vertical). The longest descent runs 5.6 km at 20.3% (1127 m of vertical). The steepest climb averages 36.5% over 0.4 km. The steepest descent drops at 39.4% over 0.7 km. Surface: 78% trail, 13% smooth, and 8% road.

Poles

Trekking poles are strongly recommended: about 12.8 km of the course is steep enough for them to pay off.

Quad damage

Quad damage risk is moderate (index 48 of 100), with 45% of the load in the first half: 3 descents deserve a plan and a couple of downhill sessions before race day.

• Control on the marked descents until km 42, target pace until km 68, free after that. Short descents not listed: target pace.
• #1 · 8.1–11.5 km · 599 m D−, -17.6% · 87% of the race ahead → control
• #2 · 35.5–41.0 km · 1127 m D−, -20.3% · 52% of the race ahead → control
• #3 · 60.1–64.2 km · 904 m D−, -22.1% · 24% of the race ahead → target pace
• 66.8–69.5 km · 270 m D−, -10.0% · 18% of the race ahead → free
• 76.6–84.8 km · 690 m D−, -8.4% · 0% of the race ahead → even, first half under control, let go at the end