Demands on design and construction of bulk spreaders, trailer spreaders and towed spreaders with speed related spreading for winter service are determined by this document. At the same time, information is given on the minimum content required for operating manuals.The standard is valid for machines which are used to spread the following media:a)spreading agents with or without pre-wetted agent;b)abrasive spreading agents;c)brine.The following points are not covered by this standard:-requirements for registration and approval;-requirements made by automobile manufacturers;-requirements on safety – these are dealt with in EN 13021.