Lagutina Z. The economic security of public investment in construction

The concept of "economic security" adapted to the construction project, implemented with the involvement of public investment, taking into account the specifics of its operating system, the content of the phases and stages of investment cycle. Construction management on the basis of ensuring the economic security of public investment implement three models. Model "Object-identifier" justifies the cost-effectiveness of participation or nonparticipation of the state as an investor in the organization of investment construction projects. Model "Budget-consecutive-invest to ensure the requirements of the state as an investor in the building process through the control of investment in their development by participating organizations in the implementation of design, survey, construction and special works. Model "Buildalternativa" is designed to select, based on multicriteria, satisfactory to the state version of the resource and calendar model construction management. Developed and put into practice a decision on the organization of temporary structures for the interaction of an investor with a leading performer in the preparation of investment and construction projects.