Col de la Croix-de-Fer from Saint-Étienne-de-Cuines
Col de la Croix-de-Fer from Saint-Étienne-de-Cuines: 23.1 km at 6.9% average and 1,603 m of climbing, up to 2,067 m.
Opening Fermé l'hiver. Ouverture en général courant mai selon le déneigement.
- Distance
- 23.1 km
- Elevation gain
- 1,603 m
- Average gradient
- 6.9 %
- Start altitude
- 466 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 12.1 %
- Hardest 2 km
- 10.7 %
- Hardest kilometre
- km 19 · 10.8%
- Above 8%
- 8.8 km (38% of the climb)
- Difficulty index
- 12.1 Very hard
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 | 2h44 | 8.4 km/h |
| 3.0 W/kg — 210 W | 1h52 | 12.4 km/h |
| 4.0 W/kg — 280 W | 1h27 | 16.0 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 | 4.8 % | 515 m |
| 2 | 7.2 % | 587 m |
| 3 | 8.6 % | 672 m |
| 4 | 6.9 % | 741 m |
| 5 | 7.4 % | 815 m |
| 6 | 6.6 % | 881 m |
| 7 | 7.6 % | 957 m |
| 8 | 6.7 % | 1,024 m |
| 9 | 7.1 % | 1,095 m |
| 10 | 1.1 % | 1,106 m |
| 11 | 2.7 % | 1,134 m |
| 12 | 6.8 % | 1,202 m |
| 13 | 8.7 % | 1,289 m |
| 14 | 7.6 % | 1,365 m |
| 15 | 8.6 % | 1,451 m |
| 16 | 7.9 % | 1,530 m |
| 17 | 6.4 % | 1,594 m |
| 18 | 7.7 % | 1,671 m |
| 19 | 10.8 % | 1,779 m |
| 20 | 10.5 % | 1,884 m |
| 21 | 5.7 % | 1,942 m |
| 22 | 4.8 % | 1,990 m |
| 23 | 6.8 % | 2,057 m |
| 24 (partial) | 4.5 % | 2,064 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Saint-Jean-de-Maurienne 29.1 km · 5.7 %
Frequently asked questions
How long is the climb to Col de la Croix-de-Fer?
The hardest climb of Col de la Croix-de-Fer, from Saint-Étienne-de-Cuines, is 23.1 km long for 1,603 m of ascent, i.e. 6.9% average.
What is the steepest part of Col de la Croix-de-Fer?
The steepest 500 m sits at 12.1%, and the hardest kilometre is the 19th, at 10.8%.
How long does it take to climb Col de la Croix-de-Fer from Saint-Étienne-de-Cuines?
Col de la Croix-de-Fer from Saint-Étienne-de-Cuines takes about 1h52 at 3.0 W/kg, i.e. 12.4 km/h on average. The page gives three levels and their assumptions.
Is Col de la Croix-de-Fer open all year round?
Fermé l'hiver. Ouverture en général courant mai selon le déneigement.
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