Interface cracking

S12.3.1

Cracking along the reinstatement interface greater than 2.5 mm wide at the surface for more than the maximum permitted length shown in Table S12.1 will require remedial action in accordance with S12.3.3.

Table S12.1 Interface cracking
Reinstatement	Surface	Maximum crack length
Small openings	All Surfaces	500 mm total cumulative length
Large diameter cores, micro trenches, narrow trenches, other openings and deep openings	Footway	1000 mm maximum crack length or 10% of reinstatement perimeter whichever is greater
	All carriageway Types	500 mm maximum crack length or 10% of reinstatement perimeter whichever is greater