ISO/TR 16475:2020

General practices for the repair of water-leakage cracks in concrete structures ISO/TR 16475:2020

Publication date:   Mar 20, 2020

General information

60.60 Standard published   Mar 20, 2020

ISO

ISO/TC 71/SC 7 Maintenance and repair of concrete structures

Technical Report

91.080.40   Concrete structures

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Scope

This document provides a guideline for the selection of a proper grout material to repair water leakage through cracks and other deformities in concrete structures. The factors relevant to the quality control of maintenance and repair of water-leakage cracks are as the following;
a) conditions of water-leakage cracks;
b) performance requirements for repair materials;
c) different types of repair materials (grouts);
d) procedures followed to select the appropriate repair materials;
e) execution of different types of repair methods;
f) performance assessments of applied materials and methods;
g) data collection.
This document does not include any details on the repair of dry cracks and the causes of cracks. The details on dry crack repair are covered in ISO 16311-4.
A flow chart for maintenance of water-leakage cracks is shown in Figure 1.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/TR 16475:2011

NOW

PUBLISHED
ISO/TR 16475:2020
60.60 Standard published
Mar 20, 2020