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HC Where this climb is: Hautes-AlpesProvence-Alpes-Côte d'Azur, France

Col d'Izoard

North-western ascent from Briançon
GPX Profile
Length
19.3 km
Height gain
1158 m
Average
6.0%
Steepest km
8.7%
Summit altitude
2361 m
Difficulty
245
3 ways up Compare all 3

Elevation profile

1203 m → 2361 m Touch or hover to inspect
Elevation profile: Col d'Izoard from Briançon
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest km: km 20 at 8.7%

Climb analysis

Where the climbing is

0–4%
3.8 km
4–6%
3.8 km
6–8%
7.0 km
8–10%
3.8 km
10–14%
1.0 km
14%+
0.0 km

Hardest sustained

1 km · km 13.2–14.2
9.4%
2 km · km 13.3–15.3
8.7%
5 km · km 13.2–18.2
8.3%

Time to the top

1h 24 at 3 W/kg · 70 kg rider + 8 kg bike, no wind
How this is calculated

Kilometre by kilometre

Export CSV
Km Altitude Gradient 0–15%
1 1254 m 5.1%
2 1335 m 8.1%
3 1397 m 6.1%
4 1429 m 3.3%
5 1424 m −0.5%
6 1447 m 2.3%
7 1521 m 7.4%
8 1561 m 4.0%
9 1590 m 2.9%
10 1643 m 5.4%

Route map

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Directions
Satellite
Road surface not mapped yet Report a road type
No tunnels mapped Map a tunnel

About Col d'Izoard

How long and how steep?
From Briançon, Col d'Izoard is 19.3 km long and climbs 1,158 m at an average of 6.0%, to a summit at 2,361 m. Its last kilometre is the steepest, at 8.7%.
How long does it take?
At 3 W/kg it takes about 1 h 24 min to reach the top, at 4 W/kg about 1 h 05 min (70 kg rider, 8 kg bike, no wind).
What category is it?
It's an HC (hors catégorie) climb, with a difficulty score of 245.
Where is it?
It's in Hautes-Alpes, Provence-Alpes-Côte d'Azur, France.

How hard is 245?

Difficulty score is length × gradient, weighted for the steepest kilometre.

Tijarafe, Poris de Candelaria 246
Alpe D'Huez via Villard-Reculas, La Fonderie 245
Col d'Izoard, Briançon 245
La Rabassa via Juberri, Sant Julià de Lòria 245
Passo del Vetriolo via Passo del Compet, Levico Terme 245

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Added by dolfinguer · 1 contributor

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