Laying of kerbs

Kerb installed over road level

PN: natural stone pavement BA: support base and adherence B: kerb Ar: sand bed E: subgrade

The kerbs, trench footings, chamfered edges, sewers or drainage ditches should rest on a foundation of fresh concrete type HM-35, mínimum thickness of 150 mm and lateral reinforcement to act as a buttress.

Concrete foundation under a kerb