The Arc 1800 is a col with a length of 14.2 kilometer. This is a highest category (HC) col. It is located in Séez, Rhône-Alpes, France. The average grade of this col is 5.9% with a maximum of 6.7%. The Arc 1800 ascents from 861 meter at the start, to 1.702 meter at the top, with a total of 840 ascending meters.
|Elevation gain||840 m|
|Average grade||5.9 %|
|Maximum grade||6.7 %|
|Minimum elevation||861 m|
|Maximum elevation||1702 m|
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- Tour de l'Avenir Men Juniores 2020 - Stage 6