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HC SavoyAuvergne-Rhône-Alpes, France

Col du Telegraphe - Galibier

Northern ascent from Saint Michel de Maurienne — the hardest of the 8 ways up

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GPX

Length: 34.8 km
Height gain: 1914 m
Average: 5.5%
Steepest km: 9.2%
Summit altitude: 2640 m
Difficulty: 455

8 ways up · this is the hardest Compare all 8

Show all 8 ways up

Bourg-d'Oisans 46.7 km, 4.1% average, 1918 m height gain
Le Clapier 42.3 km, 4.5% average, 1896 m height gain
Briançon 34.8 km, 4.0% average, 1375 m height gain
Saint Michel de Maurienne 34.8 km, 5.5% average, 1914 m height gain
Saint Chaffrey 32.2 km, 4.0% average, 1303 m height gain
Le Monêtier-les-Bains 21.5 km, 5.3% average, 1148 m height gain
Valloire 17.6 km, 6.9% average, 1213 m height gain
Lautaret 8.6 km, 6.8% average, 584 m height gain

Elevation profile

726 m → 2640 m Touch or hover to inspect

0–4% 4–6% 6–8% 8–10% 10–14% 14%+

Steepest km: km 30 at 9.2%

Climb analysis

Where the climbing is

0–4%: 7.8 km
4–6%: 3.5 km
6–8%: 14.8 km
8–10%: 8.5 km
10–14%: 0.3 km
14%+: 0.0 km

Hardest sustained

1 km · km 29.2–30.2: 9.6%
2 km · km 28.2–30.2: 9.2%
5 km · km 27.0–32.0: 8.4%

Time to the top

2h 29 at 3 W/kg · 70 kg rider + 8 kg bike, no wind

How this is calculated

Kilometre by kilometre

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Km	Altitude	Gain	Gradient	Max
1	792 m	+66 m	6.6%	8.2%
2	872 m	+80 m	8.0%	9.2%
3	955 m	+83 m	8.3%	8.8%
4	1035 m	+81 m	8.1%	8.6%
5	1106 m	+70 m	7.0%	8.2%
6	1180 m	+74 m	7.4%	8.2%
7	1253 m	+73 m	7.3%	9.4%
8	1314 m	+62 m	6.2%	7.4%
9	1376 m	+62 m	6.2%	7.4%
10	1442 m	+66 m	6.6%	8.0%
11	1511 m	+69 m	6.9%	7.6%
12	1561 m	+50 m	5.0%	8.0%
13	1547 m	−14 m	−1.4%	3.2%
14	1532 m	−15 m	−1.5%	0.0%
15	1485 m	−47 m	−4.7%	0.0%
16	1431 m	−54 m	−5.4%	0.0%
17	1416 m	−15 m	−1.5%	6.0%
18	1474 m	+58 m	5.8%	8.0%
19	1553 m	+79 m	7.9%	9.0%
20	1573 m	+20 m	2.0%	3.0%
21	1598 m	+25 m	2.5%	4.4%
22	1656 m	+58 m	5.8%	8.2%
23	1725 m	+70 m	7.0%	8.4%
24	1800 m	+75 m	7.5%	8.2%
25	1877 m	+77 m	7.7%	8.6%
26	1947 m	+70 m	7.0%	8.8%
27	1991 m	+44 m	4.4%	5.6%
28	2079 m	+88 m	8.8%	10.6%
29	2163 m	+85 m	8.5%	10.2%
30	2255 m	+92 m	9.2%	10.0%
31	2332 m	+77 m	7.7%	10.0%
32	2409 m	+77 m	7.7%	8.2%
33	2485 m	+76 m	7.6%	8.4%
34	2574 m	+89 m	8.9%	10.2%
35	2640 m	+66 m	8.7%	11.0%

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About Col du Telegraphe - Galibier

How long and how steep?: From Saint Michel de Maurienne, Col du Telegraphe - Galibier is 34.8 km long and climbs 1,914 m at an average of 5.5%, to a summit at 2,640 m. Its steepest kilometre, km 30, averages 9.2%.
How long does it take?: At 3 W/kg it takes about 2 h 29 min to reach the top, at 4 W/kg about 1 h 55 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 455. It's the hardest of the 8 ways up to Col du Galibier.
Where is it?: It's in Savoy, Auvergne-Rhône-Alpes, France.

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How hard is 455?

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

Laguna de la Sobia Solo Btt y Gravel, San Salvador 465

Passo Rombo, San Leonardo in Passiria 457

Col du Telegraphe - Galibier, Saint Michel de Maurienne 455

Colle Fauniera via Colle d'Esischie, Pradleves 455

Hengshan, Nanyue 454

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Added by dolfinguer · 1 contributor

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