Attachment 4 - Site Investigation and Slab Report

                                                           Elastomeric sealant

                                                           Compressible foam or
                                                           polystyrene filler built
                                                           in by bricklayer




                                                         Figure 19 Typical articulation joint detail for
                                                         external masonry wall

(a)

                                                           Masonry expansion                    Gap formed by
                                                           (sliding/extendable) tie             temporary filler



                                    Articulation joint


                                                                                                 Backer rod*
                                                                                                 Elastomeric sealant
                                                                                 10
                                                                                                   * Open-cell polyurethane or
                                                                                                     closed-cell polyethylene
                                                                                         10          to ensure proper sealant
                                                                                      minimum        dimensions

                                                         Figure 20 Alternative articulation joint detail for
                                                         external masonry wall




(b)


Figure 18 Joints should be continuous through
applied finishes
(a) Joints should be continuous through applied
    finishes such as render, not just scored in the
    surface as shown
(b) Joints/sealants may be painted to reduce their
    visual impact




                                                         Figure 21 Joint filler/sealant squeezed out of joint
                                                         as a result of not having been recessed


                                                                                                    Articulated Walling Page 13