Foreword
Introduction
1 Scope
2 Normative references
3 Classification of types of water
  3.1 Potable water
  3.2 Water recovered from processes in the concrete industry
  3.3 Water from underground sources
  3.4 Natural surface water and industrial waste water
  3.5 Sea water or brackish water
  3.6 Sewage water
4 Requirements
  4.1 General
  4.2 Preliminary assessment
  4.3 Chemical properties
      4.3.1 Chlorides
      4.3.2 Sulphates
      4.3.3 Alkali
      4.3.4 Harmful contamination
  4.4 Setting time and strength
5 Sampling
6 Testing
  6.1 Test methods
      6.1.1 Preliminary assessment
      6.1.2 Humic matter
      6.1.3 Chemical tests
      6.1.4 Setting time and strength
  6.2 Frequency for testing
  6.3 Conformity evaluation
7 Report
Annex A (normative) - Requirements for the use of water recovered
        from processes in the concrete industry
  A.1 Scope
  A.2 Terms and definitions
      A.2.1 Water recovered from processes in
            the concrete industry
      A.2.2 Combined water
  A.3 Limitations on the use of water recovered
      from processes in the concrete industry
  A.4 Requirements
      A.4.1 General
      A.4.2 Storage
      A.4.3 Distribution of solid material in the water
      A.4.4 The mass of solid material present in the
            recovered water
  A.5 Inspection
      A.5.1 Density
      A.5.2 Suitability
Annex B (informative) - Testing scheme for mixing water
        for concrete
Annex C (informative) - Recommended test methods
Bibliography