Col du Grand Ballon
from Goldbach-Altenbach · Vosges, France
Gradient:
<4%
4–7%
7–10%
10–12%
>12%
GRADIENT PROFILE
<4%4–7%7–10%10–12%>12%
Km-by-km average gradient from Copernicus GLO-30 elevation data along the road.
Starting in Goldbach-Altenbach, this side runs 6.4 km at 8.0% average — 509 m up to the 1 343 m summit, maxing at 11.2%. Its steepest kilometre averages 9.8% near km 3.8. On the Fiets scale this side rates 4.4. It is the tougher of the climb's two approaches.
Surface
Asphalt100%
Gravel0%
Verified from OpenStreetMap surface data along the climb.
FROM GOLDBACH-ALTENBACH
Distance
6.4km
Elevation gain
509m
Avg gradient
8%
Max gradient
11.2%
Summit
1343m
Category
CAT 1