Altigraphs
HC

Passo di Zambla,

Western ascent from Breno river (San Rocco) — the hardest of the 2 ways up
2 ways up
From Breno river (San Rocco) 24.5 km · 4.7% From Ponte Nossa 13.9 km · 5.9%
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Elevation profile

383 m → 1268 m
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest kilometre: km 23 at 8.9% — peaks at 15.8%
Elevation inside a tunnel is unreliable — the survey reads the mountain above the road, not the road. Report a tunnel

Climb stats

1155 m Ascent
24.50 km Length
4.72% Average
19% Maximum
1262 m Summit altitude
218 Difficulty

Kilometre by kilometre

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Km Altitude Gain Average Max Gradient
1 449 m +66 m 6.6% 18%
2 514 m +65 m 6.5% 15%
3 573 m +60 m 6% 14%
4 565 m +33 m 3.3% 12%
5 631 m +66 m 6.6% 10%
6 708 m +77 m 7.7% 12%
7 784 m +76 m 7.6% 11%
8 872 m +88 m 8.8% 17%
9 923 m +60 m 6% 9%
10 984 m +61 m 6.1% 10%

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 218?

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

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Conditions at the summit

14°
Partly cloudy · feels like 12°
Wind 6 km/h W
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