Exploration the Causes of Emergency Leaks of a Soft Polyurea Roof
A comprehensive study of the damaged structures in order to investigate causes of emergency leaks of soft roofs was carried out in the buildings of the Republican Scientific Center of Neurosurgery in Nur - Sultan. While major overhaul of soft roofs of the specified buildings there were covered with new polyurea waterproofing coating. During the comprehensive study of soft polyurea roof, preliminary, general and detailed instrument - aided survey, thermotechnical calculation of a structure were carried out, Within the frames of regulations current in RK, on - site inspection and tests of the structure were carried out. As a result of a comprehensive study of a soft polyurea roof, characteristic defects and damage to structural elements, the reasons for their occurrence and development were revealed. Based on the analysis of the nature and causes of defects and damage, an assessment of the actual technical state of the soft polyurea roof is given. An optimal solution and recommendations for restoring of the structure’s operational serviceability are proposed. Recommendations are given for its overhaul according to the work performance plan «Masterseal M811 System» developed by BASF.