• 1 Distribution of shrinkable clays and principal sulphate:sulphide bearing strata in England and Wales 1 Distribution of shrinkable clays and principal sulphate:sulphide bearing strata in England and Wales
  • 2 Example of a conceptual model for a site showing source–pathway– receptor 2 Example of a conceptual model for a site showing source–pathway– receptor
  • 3 Subsoil drain cut during excavation 3 Subsoil drain cut during excavation
  • 4 Ground supported floor - construction- see par 4.7 4 Ground supported floor - construction- see par 4.7
  • 5 Suspended timber floor - construction - see par 4.14 a (i) Diagram 5 Suspended timber floor - construction - see par 4.14 a (i)
  • 6 Suspended floor - preventing water collection-see par4.14a Diagram 6 Suspended floor - preventing water collection-see par4.14a
  • 7 Typical floors exposed from below Diagram 7 Typical floors exposed from below
  • 8 Damp proof courses- see par 5.5-b Diagram 8 Damp proof courses- see par 5.5 (b)
  • 9 Protecting inner leaf - see par 5.5c Diagram 9 Protecting inner leaf - see par 5.5c
  • 10 Protection of wall head from precipitation - see par 5.9(c) Diagram 10 Protection of wall head from precipitation - see par 5.9(c)
  • 11 Insulated external walls examples -see paragraphs 5.10, 5.13 and 5.17 Diagram 11 Insulated external walls examples -see paragraphs 5.10, 5.13 and 5.17
  • 12 UK zones for exposure to driving rain 12 UK zones for exposure to driving rain
  • 13 Window reveals for use in areas of severe or very severe exposure to driving rain - see paragraph 5.32 Diagram 13 Window reveals for use in areas of severe or very severe exposure to driving rain - see paragraph 5.32
  • 14 Accessible threshold for use in exposed areas- see par 5.33 Diagram 14 Accessible threshold for use in exposed areas- see par 5.33
  • Table 1 Volume change potential for some common clays Table 1 Volume change potential for some common clays
  • Table 2 Examples of sites likely to contain contaminants Table 2 Examples of sites likely to contain contaminants
  • Table 3 Examples of possible contaminants Table 3 Examples of possible contaminants
  • Table 4 Maximum recommended exposure zones for insulated masonry walls Table 4 Maximum recommended exposure zones for insulated masonry walls