Altigraphs
2

Colláu/Collado del Pombo through Silió

Western ascent from Starting point unknown
2 ways up
From Starting point unknown 7.0 km · 8.6% From Starting point unknown 6.5 km · 9.0%
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Elevation profile

253 m → 858 m
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest kilometre: km 5 at 11.6% — peaks at 14.6%
Elevation inside a tunnel is unreliable — the survey reads the mountain above the road, not the road. Report a tunnel

Climb stats

604 m Ascent
7.01 km Length
8.61% Average
17% Maximum
858 m Summit altitude
171 Difficulty

Kilometre by kilometre

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Km Altitude Gain Average Max Gradient
1 335 m +82 m 8.2% 17%
2 395 m +60 m 6% 10%
3 468 m +73 m 7.3% 11%
4 546 m +78 m 7.8% 10%
5 663 m +116 m 11.6% 15%
6 775 m +112 m 11.2% 13%
7 857 m +82 m 8.2% 10%
8 858 m +1 m 5% 6%

Route map

Paved Unpaved Cobblestone Unknown
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Photos

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Rider notes

What it is actually like, from people who have ridden it
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How hard is 171?

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

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Conditions at the summit

14°
Clear · feels like 13°
Wind 3 km/h SE
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