Road paving slab with controlled fracture zone - has regular slots in slab surfaces offset to form dovetailed crack roots to prevent disintegration of structureThe paving slab, esp. of the concrete type, is for laying on roads and other traffic-bearing surfaces. It incorporates a predetermined ...
Road paving slab with controlled fracture zone - has regular slots in slab surfaces offset to form dovetailed crack roots to prevent disintegration of structureThe paving slab, esp. of the concrete type, is for laying on roads and other traffic-bearing surfaces. It incorporates a predetermined ...