Col de Bassachaux from Monthey (Schweiz/Suisse/Svizzera/Svizra)
Col de Bassachaux from Monthey (Schweiz/Suisse/Svizzera/Svizra): 30.7 km at 5.4% average and 1,657 m of climbing, up to 1,778 m.
Opening Fermé l'hiver. Ouverture en général courant juin selon le déneigement.
- Distance
- 30.7 km
- Elevation gain
- 1,657 m
- Elevation loss
- 290 m
- Average gradient
- 5.4 %
- Start altitude
- 410 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 14.7 %
- Hardest 2 km
- 10.0 %
- Hardest kilometre
- km 3 · 10.4%
- Above 8%
- 7.8 km (25% of the climb)
- Difficulty index
- 6.9 Sustained
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 | 2h57 | 10.4 km/h |
| 3.0 W/kg — 210 W | 2h03 | 14.9 km/h |
| 4.0 W/kg — 280 W | 1h37 | 19.0 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 | 7.4 % | 484 m |
| 2 | 9.3 % | 577 m |
| 3 | 10.4 % | 681 m |
| 4 | 5.5 % | 736 m |
| 5 | 7.9 % | 816 m |
| 6 | 7.2 % | 887 m |
| 7 | 7.4 % | 961 m |
| 8 | 7.4 % | 1,035 m |
| 9 | 7.4 % | 1,109 m |
| 10 | 8.4 % | 1,193 m |
| 11 | 6.3 % | 1,256 m |
| 12 | 3.7 % | 1,293 m |
| 13 | 1.9 % | 1,311 m |
| 14 | 3.6 % | 1,347 m |
| 15 | 3.8 % | 1,385 m |
| 16 | -3.8 % | 1,347 m |
| 17 | -7.3 % | 1,274 m |
| 18 | -6.2 % | 1,212 m |
| 19 | -8.0 % | 1,132 m |
| 20 | -1.8 % | 1,113 m |
| 21 | 2.2 % | 1,135 m |
| 22 | 3.9 % | 1,174 m |
| 23 | 6.8 % | 1,242 m |
| 24 | 3.4 % | 1,276 m |
| 25 | 6.5 % | 1,341 m |
| 26 | 9.4 % | 1,435 m |
| 27 | 9.8 % | 1,533 m |
| 28 | 7.3 % | 1,606 m |
| 29 | 7.6 % | 1,682 m |
| 30 | 8.1 % | 1,763 m |
| 31 (partial) | 1.9 % | 1,777 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Châtel 10.1 km · 6.5 %
Frequently asked questions
How long is the climb to Col de Bassachaux?
The hardest climb of Col de Bassachaux, from Monthey (Schweiz/Suisse/Svizzera/Svizra), is 30.7 km long for 1,657 m of ascent, i.e. 5.4% average.
What is the steepest part of Col de Bassachaux?
The steepest 500 m sits at 14.7%, and the hardest kilometre is the 3th, at 10.4%.
How long does it take to climb Col de Bassachaux from Monthey (Schweiz/Suisse/Svizzera/Svizra)?
Col de Bassachaux from Monthey (Schweiz/Suisse/Svizzera/Svizra) takes about 2h03 at 3.0 W/kg, i.e. 14.9 km/h on average. The page gives three levels and their assumptions.
Is Col de Bassachaux open all year round?
Fermé l'hiver. Ouverture en général courant juin selon le déneigement.
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