| Grading |
|
F is A: Easy PD is A: Few difficult AD is B: Enaugh difficult D is C: Difficult TD is D: Very difficult ED is E: Extremely difficult |


Print file| Lenght: 600m | Difficulty: 1 part, grading D |
| Altitude of parking: 510 m | Approch time: 20 min |
| Altitude of the biginning : 620 m | Route's time: 1h to 1h 30 |
| Altitude of the top: 785 m | Return time: 40 min |
| Total height : 275 m | Total time: 2h to 2h 30 |
| Phone number: 04 79 83 51 51 | Exposure: South-West |
| Price: Free of charge | ![]() |
| My photos | |
| Photos from Internet users |
Informations about this via ferrata:
The best is to do this route after la Passerelle and is much more interresting.
Come back by Montvernier road , real curiosity.
Approch :
From Pontamafrey village, take Montvernier village direction. Sertour parking.
At the end of the first section ( Passerelle), a board information show you the start for the second section ( Bastion), few minutes only.