The technical guideline regulates the planning of snow supporting structures and the dimensioning of separated structures. The procedures and criteria for type approval, together with the requirements for supporting structures and anchor grout are specified. Further, an overview of the effects of snow pressure and instructions on the planning of defense structures in permafrost are given. The guideline draws heavily on past experience gained with supporting structures, and is complementary to the relevant SIA standards. It is directed towards designers and project engineers.