BS EN 934-4:2009

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Composition and preparation of test mix
  4.1 Constituent materials
  4.2 Water/cement ratio
  4.3 Fluidity
  4.4 Mixing
5 Requirements
  5.1 General
  5.2 Specific
  5.3 Release of dangerous substances
6 Sampling
7 Conformity control
8 Evaluation of conformity
9 Marking and labelling
  9.1 General
  9.2 Designation of admixtures
  9.3 Additional information
Annex A (informative) - Content and release of dangerous
                        substances
Annex B (normative) - Bleed and Volume Change test
  B.1 Principle
  B.2 Apparatus
  B.3 Procedure
  B.4 Reporting results
       B.4.1 Bleeding
       B.4.2 Volume change
Annex ZA (informative) - Provisions for the CE marking
         of admixtures for concrete under the EU
         Construction Products Directive
  ZA.1 Clauses of this European Standard addressing the
       provisions of the EU Construction Products Directive
  ZA.2 Procedure for attestation of conformity of admixtures
       for grout for prestressing tendons
       ZA.2.1 System of attestation of conformity
       ZA.2.2 EC certification and declaration of conformity
  ZA.3 CE marking and labelling
Bibliography

Gives requirements and conformity criteria for admixtures for the use in grouts for prestressing tendons and covers admixtures for use in site mixed grout only.

This European Standard defines and specifies requirements and conformity criteria for admixtures for the use in grouts for prestressing tendons according to EN 447. It covers admixtures for use in site1) mixed grout only.

Provisions for the use of grout admixtures are not part of this standard but are covered by EN 447.