ISO/TR 16475:2011

ISO/TR 16475 gives guidelines for the selection of a proper grout material to repair water leakage through cracks and other discontinuities in concrete structures including the following:

conditions of water-leakage cracks;
performance requirements for repair materials;
different types of repair materials (grouts);
procedures followed to select the appropriate repair materials;
execution of different types of repair methods;
performance assessments of applied materials and methods;
data collection.