DIN 4232:1987-09

1 Field of application
2 Concept
3 Lightweight concrete works
4 Materials
      4.1 Cement
      4.2 Aggregates
      4.3 Mixing water
      4.4 Properties of lightweight concrete
             4.4.1 General
             4.4.2 Strength classes
             4.4.3 Density classes
             4.4.4 Concrete composition
      4.5 Reinforcing steel
5 Production and working of lightweight concrete
      5.1 Production
      5.2 Working
             5.2.1 Placing
             5.2.2 Compaction
6 Detailing
      6.1 Minimum dimensions of walls and piers
             6.1.1 Minimum wall thickness
             6.1.2 Minimum cross-sectional area of door
                      and window piers
      6.2 Stiffening
      6.3 Reductions in cross-section
      6.4 Door and window lintels
      6.5 Basement walls
      6.6 Measures against crack formation due to
             shrinkage and thermal effects
      6.7 Peripheral ties
      6.8 Openings in walls
      6.9 Corrosion protection of reinforcement
             6.9.1 General
             6.9.2 Corrosion protection by embedding in
                      concrete of dense structure
             6.9.3 Corrosion protection by applying
                       cement-based coatings
             6.9.4 Corrosion protection by applying
                      plastic coatings or by galvanizing
      6.10 Concrete cover to reinforcement
      6.11 Anchorage of reinforcement
      6.12 Damp-proofing
      6.13 Grouting pockets
      6.14 Assembly of wall panels
      6.15 Connections
             6.15.1 Connection of wall panels
             6.15.2 Connection of walls and floors
7 Structural analysis
      7.1 Stiffness and structural stability
      7.2 Basis of design calculations
             7.2.1 Load eccentricity
             7.2.2 Effective height
             7.2.3 Permissible compressive stresses
             7.2.4 Shear resistance
                      7.2.4.1 Shear stresses in wall
                                 panels
                      7.2.4.2 Wall plates
                      7.2.4.3 Permissible shear stresses
                                 in horizontal joints between
                                 wall panels and floors
                      7.2.4.4 Permissible shear stresses
                                 in vertical joints
8 Verification of quality
      8.1 Determination of strength class and density
             class
             8.1.1 General
             8.1.2 Suitability testing
             8.1.3 Quality testing
                      8.1.3.1 Determination of concrete
                                 compressive strength and air
                                 dry density
                      8.1.3.2 Compressive strength
                                 requirements
                      8.1.3.3 Air dry density requirements
      8.2 Assessment of corrosion protection afforded by
             cement-based coatings
             8.2.1 General
             8.2.2 Specimen preparation
             8.2.3 Short-term test
             8.2.4 Long-term test
9 Inspection
      9.1 General
      9.2 Internal control
      9.3 Third-party inspection
10 Marking and delivery ticket