Attachment 4 - Site Investigation and Slab Report

                                                                                                                          Compressible material at end of lintel to allow
                                                                                                                          movement (width to match articulation joint)
                                                                                                                                                     Articulation joint


                   Articulation joint




                                                                                               Slip joint above and below
                                                                                               steel lintel (eg, two layers                          Steel lintel with
                   Slip joint below steel lintel                                               of DPC) Provide sealant                               vertical leg
                   (eg, two layers of DPC)                                                     along front of lintel                                 in cavity
                                                                        Steel lintel with
                                                                        vertical leg
                                                                        in cavity                                                                    Window/door frame

                                                                        Window/door frame                                                            Articulation joint

                                                                                               Figure 12 Alternative if articulation joint can not be
                                                                        Articulation joint     offset to end of steel lintel

                  Figure 10 Articulation joint offset to end of
                  steel (or other) lintel over opening (this detail is
                  recommended where possible to ensure arching
                                                                                               Expansion material                       Slip joint (eg, two layers of DPC
                  of masonry over opening)                                                     at end of steel lintel                   or compressible material used
                                                                                               (width to match                          in articulation joint)
                                                                                               articulation joint)
                                                                                                                                                     Articulation joint


                   Slip joint (eg, two layers of
                   DPC or compressible material
                   used in articulation joint)
                                                                          Articulation joint

                                                                          Window frame
                                                                          Window sill



                                                                                               Slip joint below steel lintel
                                                                                               (eg, two layers of DPC)
                                                                                                                                                     Steel lintel with
                                                                                                                                                     vertical leg
                                                                                                                                                     in cavity

                                                                                                                                                     Window/door frame

                                                                                                                                                     Articulation joint

                                                                                               Figure 13 Alternative if articulation joint can not
                                                                                               be offset to end of steel lintel (similar detail is
                                                   Articulation joint                          appropriate for prestressed concrete or clay lintels)

                  Figure 11 Articulation joint offset at window sill




Page 10 Articulated Walling