3 9 3 3 Comparison of armourstone and aggregates blast design Flow chart CIRIA C683 69 1 3 4 10 9 8 7 6 5 2 3 Materials Chapter 3 presents guidance on material properties for use in design Key inputs from other Quarries are typically aggregates quarries dedied armourstone quarries or dimension 3 9 3 3 Comparison of armourstone and aggregates blast design Flow chart CIRIA C683 69 1 3 4 10 9 8 7 6 5 2 3 Materials Chapter 3 presents guidance on material properties for use in design Key inputs from other Quarries are typically aggregates quarries dedied armourstone quarries or dimension