Col du Mont Thou from Saint-Romain-au-Mont-d'Or
Col du Mont Thou from Saint-Romain-au-Mont-d'Or: 5.2 km at 6.8% average and 358 m of climbing, up to 522 m.
- Distance
- 5.2 km
- Elevation gain
- 358 m
- Average gradient
- 6.8 %
- Start altitude
- 166 m
- Road
- Minor road
- Surface
- Paved throughout
- Steepest 500 m
- 11.4 %
- Hardest 2 km
- 8.1 %
- Hardest kilometre
- km 4 · 9.3%
- Above 8%
- 1.4 km (27% of the climb)
- Difficulty index
- 2.4 Easy
FIETS index: Δaltitude² / (10 × distance) + max(0, summit altitude − 1,000) / 1,000, lengths in metres. How this index works (article in French)
How long does it take?
| Level | Estimated time | Average speed |
|---|---|---|
| 2.0 W/kg — 140 W | 37 min | 8.6 km/h |
| 3.0 W/kg — 210 W | 25 min | 12.5 km/h |
| 4.0 W/kg — 280 W | 19 min | 16.2 km/h |
Estimated for a 70 kg rider on a 9 kg bike, in still air, at a steady effort and without stopping. Wind, a stop at the fountain or a wheel to sit on move these figures by several minutes.
The route
Climb profile
- 10% and above
- 8 to 10%
- 6 to 8%
- 4 to 6%
- under 4%
Kilometre by kilometre
| Km | Gradient | Altitude at the top of the km |
|---|---|---|
| 1 | 5.6 % | 223 m |
| 2 | 8.8 % | 311 m |
| 3 | 6.8 % | 378 m |
| 4 | 9.3 % | 471 m |
| 5 | 4.7 % | 518 m |
| 6 (partial) | 2.1 % | 523 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Lyon 6.5 km · 5.3 %
- From Fleurieu-sur-Saône 8.1 km · 4.5 %
- From Curis-au-Mont-d'Or 6.8 km · 5.3 %
Frequently asked questions
How long is the climb to Col du Mont Thou?
The hardest climb of Col du Mont Thou, from Saint-Romain-au-Mont-d'Or, is 5.2 km long for 358 m of ascent, i.e. 6.8% average.
What is the steepest part of Col du Mont Thou?
The steepest 500 m sits at 11.4%, and the hardest kilometre is the 4th, at 9.3%.
How long does it take to climb Col du Mont Thou from Saint-Romain-au-Mont-d'Or?
Col du Mont Thou from Saint-Romain-au-Mont-d'Or takes about 25 min at 3.0 W/kg, i.e. 12.5 km/h on average. The page gives three levels and their assumptions.
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