Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Geometrical requirements
   4.1 General
   4.2 Gradings
   4.3 Shape
   4.4 Proportion of crushed or broken surfaces
5 Physical requirements
   5.1 General
   5.2 Particle density
   5.3 Resistance to breakage
   5.4 Resistance to attrition
   5.5 Requirement associated with grouting
   5.6 Colour
6 Chemical requirements
   6.1 General
   6.2 Impurities
   6.3 Water soluble constituents
7 Durability requirements
   7.1 General
   7.2 Constituents which affect the durability of blastfurnace
        and steel slags
   7.3 Water absorption as a screening test for resistance to
        freezing and thawing and to salt crystallization
   7.4 Resistance to freezing and thawing
   7.5 Resistance to salt crystallization
   7.6 Sonnenbrand
8 Evaluation of conformity
   8.1 General
   8.2 Initial type tests
   8.3 Factory production control
9 Designation and description
   9.1 Designation
   9.2 Additional information for the description of
        armourstone
10 Marking and labelling
Annex A (informative) - Guidance on gradings
Annex B (informative) - Guidance on block integrity
Annex C (informative) - Guidance on the resistance of
        armourstone to freezing and thawing and to salt
        crystallization
Annex D (normative) - Factory production control
Annex E (informative) - Properties and information which
        comprise the description of armourstone
Annex F (informative) - Additional information explanatory
        of main text of standard
Annex ZA (informative) - Clauses of this European Standard
         addressing the provisions of EU Construction
         Products Directive
Bibliography