Dufferin deposit bears first certification for responsibly sourced aggregate

Dufferin Aggregates’ Acton Quarry in Halton Hills, Ontario, is the first operation to receive Cornerstone Standards Council (CSC) certification as a supplier of responsibly sourced stone, sand and gravel. The certification stands to benefit internal and external customers of an integrated aggregates, ready mixed and construction entity long the Ontario flagship of Holcim (Canada), but now an Oldcastle Materials sister business under CRH Canada Group.