I.S. EN 13055-2:2004

Foreword
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
4 Requirements
  4.1 General
  4.2 Density
  4.3 Aggregate size
  4.4 Grading
  4.5 Particle shape
  4.6 Fines
  4.7 Grading of LWA filler
  4.8 Water content
  4.9 Water absorption
  4.10 Bulk crushing resistance
  4.11 Percentage of crushed particles
  4.12 Resistance to disintegration
  4.13 Freezing and thawing resistance
  4.14 Water suction height
  4.15 Compaction and load bearing capacity
  4.16 Resistance to cyclic compressive loading
  4.17 Stiffening properties
  4.18 Voids of dry compacted LWA filler
  4.19 Resistance to thermal shock
  4.20 Resistance to polishing
  4.21 Resistance to wear by abrasion from studded tyres of
       coarse LWA in surface treatments
  4.22 Compatibility between LWA and bitumen
  4.23 Chemical requirements
  4.24 Thermal conductivity
5 Testing
  5.1 Sampling
  5.2 Quantity of test specimens
  5.3 Preparation of test specimens
6 Evaluation of conformity
  6.1 General
  6.2 Initial type tests
  6.3 Factory production control
7 Designation, supply marking and labelling
  7.1 Designation
  7.2 Supply
  7.3 Marking and labelling
Annex A (normative) Compaction and load bearing capacity
      A.1 General
      A.2 Principle
      A.3 Sampling
      A.4 Apparatus
      A.5 Preparation of test specimens
      A.6 Procedure
      A.7 Calculation and expression of results
      A.8 Test report
Annex B (normative) Determination of resistance to freezing and
        thawing of lightweight aggregates
      B.1 Introduction
      B.2 Principle
      B.3 Apparatus
      B.4 Sampling
      B.5 Test specimens
      B.6 Procedure
      B.7 Calculation and expression of results
      B.8 Test report
Annex C (normative) Factory production control
      C.1 Introduction
      C.2 Organization
      C.3 Control procedures
      C.4 Management of the production
      C.5 Inspection and test
      C.6 Records
      C.7 Control of non-conforming product
      C.8 Handling, storage and conditioning in production
           areas
      C.9 Transport and packaging
      C.10 Training of personnel
Annex D (informative) Guidance on how to convert quantities
        by mass to quantities by volume
      D.1 Background
      D.2 Example calculation
Annex ZA (informative) Clauses of this European Standard
         addressing the provisions of the EU Construction
         Products Directive

Describes the properties of lightweight aggregates and fillers derived thereof, obtained by processing natural, manufactured or recycled materials and mixtures of these aggregates for bituminous mixtures and surface treatments and for unbound and hydraulically bound applications other than concrete, mortar and grout.