Col de la Machine from Saint-Laurent-en-Royans
Col de la Machine from Saint-Laurent-en-Royans: 17.5 km at 5.1% average and 898 m of climbing, up to 1,011 m.
- Distance
- 17.5 km
- Elevation gain
- 898 m
- Elevation loss
- 161 m
- Average gradient
- 5.1 %
- Start altitude
- 300 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 14.5 %
- Hardest 2 km
- 9.7 %
- Hardest kilometre
- km 4 · 10.7%
- Above 8%
- 3.6 km (21% of the climb)
- Difficulty index
- 3.1 Moderate
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 | 1h37 | 10.8 km/h |
| 3.0 W/kg — 210 W | 1h08 | 15.5 km/h |
| 4.0 W/kg — 280 W | 54 min | 19.6 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 | 4.0 % | 340 m |
| 2 | 7.4 % | 414 m |
| 3 | 7.9 % | 492 m |
| 4 | 10.7 % | 599 m |
| 5 | 7.7 % | 676 m |
| 6 | 7.2 % | 748 m |
| 7 | 6.1 % | 809 m |
| 8 | 5.9 % | 868 m |
| 9 | 7.4 % | 942 m |
| 10 | 4.3 % | 985 m |
| 11 | 5.1 % | 1,036 m |
| 12 | 3.0 % | 1,067 m |
| 13 | -1.2 % | 1,054 m |
| 14 | -1.9 % | 1,036 m |
| 15 | 1.6 % | 1,052 m |
| 16 | 4.3 % | 1,095 m |
| 17 | -5.4 % | 1,041 m |
| 18 (partial) | -0.9 % | 1,037 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Saint-Jean-en-Royans 12.4 km · 7.0 %
- From Bouvante 18.1 km · 3.9 %
Frequently asked questions
How long is the climb to Col de la Machine?
The hardest climb of Col de la Machine, from Saint-Laurent-en-Royans, is 17.5 km long for 898 m of ascent, i.e. 5.1% average.
What is the steepest part of Col de la Machine?
The steepest 500 m sits at 14.5%, and the hardest kilometre is the 4th, at 10.7%.
How long does it take to climb Col de la Machine from Saint-Laurent-en-Royans?
Col de la Machine from Saint-Laurent-en-Royans takes about 1h08 at 3.0 W/kg, i.e. 15.5 km/h on average. The page gives three levels and their assumptions.
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