Situation: Between Göschenen and Andermatt.
Climate:   At 
an altutude of about 1200 m in a riverbed 
in a narrow valley which runs in direction north-south. Usually snow in winter.
Rock:       Granite. 
Water rounded shapes..
Topo:       
 
 swiss Bloc °1 (GEBRO Verlag),
more 
info and order
Boulder 
problems
About 21 boulder problems 5+ - 8b
  3 -   5+ : 
  1
6a - 6b+ :  4
6c - 7a+ :  5
7b - 7c+ :  7
 
  8a - 8b :  3
    Proj./? :  3