NEN EN 14227-14 : 2006

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Constituents
   5.1 Siliceous or calcareous fly ash
   5.2 Soil
   5.3 Water
   5.4 Other constituents
6 Mixture
   6.1 General
   6.2 Proportioning and dry density
7 Requirements for the fresh mixture
   7.1 Water content
   7.2 Degree of pulverization
   7.3 Immediate bearing index
   7.4 Moisture condition value
8 Laboratory mechanical performance classification
   8.1 General
   8.2 California bearing ratio
   8.3 Classification by compressive strength
   8.4 Classification by R[t], E
       8.4.1 General
       8.4.2 Method by direct tensile testing
       8.4.3 Method by indirect tensile testing
       8.4.4 Method by indirect tensile and compression
             testing
9 Resistance to water and other requirements for the mixture
   9.1 Resistance to water
       9.1.1 General
       9.1.2 Strength after immersion in water
       9.1.3 Linear swelling after soaking in water
       9.1.4 Volumetric swelling after immersion in water
   9.2 Strength at trafficking
   9.3 Resistance to frost
10 Production control
11 Designation and description
12 Labelling
Annex A (informative) Examples of 'age of classification' and
                      curing regimes for R[c], R[t] and E
                      testing of treated soils including
                      resistance to water testing by full
                      immersion in water
Annex B (informative) Production control for hydraulically
                      treated mixtures
  B.1 General
  B.2 Quality Manual
  B.3 Organization
      B.3.1 Responsibility and authority
      B.3.2 Management representative
      B.3.3 Internal audits
      B.3.4 Management review
      B.3.5 Sub-contract services
      B.3.6 Records
      B.3.7 Training
  B.4 Control procedures
      B.4.1 Production management
      B.4.2 Composition of the mixture
      B.4.3 Constituents
      B.4.4 Process control
      B.4.5 Inspection, calibration and control of process
            equipment
      B.4.6 Handling and delivery
  B.5 Inspection and testing of constituents and mixtures
      during production
      B.5.1 General
      B.5.2 Characteristics that require control during
            production
      B.5.3 Frequency of sampling the mixture
  B.6 Inspection and testing equipment
      B.6.1 General
      B.6.2 Measuring and testing equipment
      B.6.3 Measuring and testing equipment in the process
      B.6.4 Measuring and testing equipment in laboratory
  B.7 Non-conformity
      B.7.1 General
      B.7.2 Non-conformity of constituents
      B.7.3 Non-conformity of the mixture
Bibliography

Specifies soils treated by fly ash for roads, airfields and other trafficked areas and specifies the requirements for their constituents, composition and laboratory performance classification.