Shrinkage Cracking

Shrinkage cracks are hairline cracks that are usually only a few feet (less than a meter) long and do not extend across the entire slab. They are formed during the setting and curing of the concrete.

Guidance on identifying and measuring shrinkage cracking on PCC pavements.
Severity Distress Example Description
N/A Close-up photo showing multiple small hairline shrinkage cracks on the pavement surface. Three red arrows are drawn on the photo to point to the location of the visible shrinkage cracks. No degrees of severity are defined. It is sufficient to indicate that shrinkage cracks exist.