Attachment 4 - Site Investigation and Slab Report

                                                                              Articulation joint
                                                                                                                 Increased risk
                                                                                                   1200 min.     of zig-zag cracking if
                                                                                                   recommended   width between openings
                                                                                                                 is less than 1200 mm




                   (a)




                   (b)


                  Figure 26 Articulation joints should be continuous     Figure 27 Articulation joint between openings
                  (a) Joint should be continuous alongside window sill
                  (b) Joint is continuous alongside window sill but
                      required gap between masonry and window
                      frame has not been provided




Page 16 Articulated Walling