scope:

This guide discusses material selection for several types of repairs and materials used in their repair:

a) Concrete replacements, categorized on the basis of the depth and orientation of repair;

b) Overlays, categorized on the basis of their thickness;

c) Crack repairs, categorized on the basis of crack stability, crack width, and other service conditions;

d) Surface sealers and traffic-bearing elastomeric coatings, categorized on the basis of their water and chloride ion permeability;

e) Anti-carbonation coatings, categorized on the basis of their carbon dioxide diffusion;

f) Reinforcing steel coatings, embedded galvanic anodes, concrete bonding agents and procedures, crystalline pore blockers, and surface-applied, penetrating corrosion inhibitors, categorized on their ability to alter and improve various concrete properties.