In the article, the problem of the use of the social mechanism is selected as an effective instrument of public social policy. The scientific and practical approach is offered concerning the improvement of social mechanism, which improves the active implementation of the social dialog of public, local self-government and territorial communities in the field of management social risks on principles of construction of structural connections and relations in society, complexity and combination with the existent forms of realization of social policy. It is well-proven that implementation of social mechanism enables to correct the public policy concerning leveling of social risks leaning on withstand social norms. This mechanism allows raising the level of viability of the social system, modernizing the infrastructure of educational establishments and improving staffing and financial support of social services. The scientific ground of implementation of the social mechanism of management social risks is directed on the achievement of strategic priorities of receiving society's social safety. Based on the noted approach the practical ways of development of social mechanisms are proposed.