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Plan Bertol and Petit Mont Collon

Bertol hut situation : In Switzerland, the Valais, south of Zion, in the Val d'Herens above Arolla.

Altitude : 3311 meters

Latitude : 4600604 N

Longitude : 7-527725 E

GPS coordinates : 32T3860115095772

Swiss coordinates : 606890 / 094970

Maps : swisstopo 1 : 25 000 - n° 1347 - Matterhorn - Monte Cervino and 1 : 50 000 n° 283 S Arolla (winter) et n°283 T (summer)

Plans Bertol and Petit Mont Collon

View on Google Maps, swisstopo website, for transports,  and for information on access and races knowing that the information provided on these websites doesn't involve responsability of their author neither Camptocamp Association or Skitour or the guardian of Bertol hut.

Postbus serve all valley bottoms in Switzerland including Arolla from Sion station.



Access to the Bertol hut :

1 - from Arolla - or

2 - from Zermatt -

3 - from Bionaz in Valpelline, Italy -

4 - from Prarayer above Bionaz -

5 - from Chamonix -


Summer :

  1. 4 hours30 from the parking lot of Arolla - 1968 meters - Head south to the end of the paved road closed to traffic and then southeast to the foot of the Virgin Blue and finally heading east to the Plans de Bertol - 2664 m. Remember to take your cleats, the last part of the route takes place on a glacier.
  2. 10 hours from Zermatt - 1614 m. - Near the cable car Zermatt - Klein Matterhorn par Zmutt Schönbielhütte and in 4 hours - then head of White Collar Stöckjigletscher by the 4-hour and Bertol hut in 2 hours by the Glacier of Mont Miné.
  3. 10 hours from the parking Dam Place Moulin - 1950 m. - above Bionaz by the refuge Col Collon (Nacamuli) - 2818 m. - in 3 hour and an half and then by the Col Collon in 1 hour 30, the Haut Glacier d'Arolla and the Plans de Bertol in 3 hours and last 2 hours more to reach the Bertol hut.
  4. 8 hours since Prarayer (after the dam at the Place du Moulin) by the Aosta refuge in 4 hours, Division pass in 1 hour 30, the Bouquetins pass in 1 hour and Bertol hut in 1 hour 30 minutes.
  5. From Chamonix by one of the road of the Haute Route Chamonix-Zermatt via the Vignettes hut.

It is possible to come to the bertol hut by making a break at the Tsa hut with a departure from Arolla or at Dent blanche hut (Rossier hut) with a departure from Ferpècle above Haudères.



Same routes but since Arolla walk up to the foot of Mont Collon by the right bank of the Lower Arolla Glacier and then take to way of the High Arolla Glacier.

Beware of possible avalanches from Mount Collon.

Above the water intake of High Arolla Glacier, take eastbound then north to the Plans de Bertol in 2 hours 30 and finally east until Bertol hut in 2 hour 30.


All these routes are high mountain routes require mountaineering equipment essential for races run on the glacier, a good knowledge of the mountain and a good knowledge of mountaineering.


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