Whsmp · OPW16/0021

                                        C   5    E22    5   All tasks involving the installation of post tension equipment        WH&S Act        Site Manager or
    Post Tension    Concrete failure
☐   Slab
                                                            including pre-pour and post-pour of concrete will have an
                                                                                                                               
                                                                                                                                   2011 Part 2
                                                                                                                                   WH&S Reg
                                                                                                                                                   Foreman /
                    Cable failure                          approved SWMS in place. The SWMS will address at least the
                                                                                                                                   2008 Part 6     Subcontractor
                                                            hazards / issues identified in this document.                      
                    Collapse                                                                                                      NSW COP
                                                        5   Post Tension documentation will be designed and provided               Mono-strand     Site manager or
                                                            by a professional structural engineer prior to the work being          Post-           foreman / engineer
                                                            commenced on site.                                                     tensioning of
                                                                                                                                   Concrete
                                                        4   The formwork will be designed and erected to endure it                 Buildings       Site manager or
                                                            provides adequate support for the placement and movement              VIC OHS         foreman / engineer
                                                            of coils of strand and other equipment / materials required.           Regulation
                                                        5   Safe access will be provided to the working area with working          2007 Part
                                                                                                                                   5.1
                                                                                                                                                   Site manager or
                                                            platforms at the appropriate level and enough space for                                foreman / engineer
                                                            equipment and barricades.
                                                        5                                                                                          Site manager or
                                                            Prior to the placement of concrete the design engineer will
                                                                                                                                                   foreman /
                                                            verify the placement of conduits, cables and associated
                                                                                                                                                   subcontractor /
                                                            equipment meets the intended post tension design.
                                                                                                                                                   engineer
                                                        5                                                                                          Site manager or
                                                            Concrete MPA strength will be monitored and the design
                                                                                                                                                   foreman /
                                                            engineer will verify cable length extensions during the cable
                                                                                                                                                   subcontractor /
                                                            tensioning process.
                                                                                                                                                   engineer
                                                        5                                                                                          Site manager or
                                                            A copy of the current jack and gauge calibration certificate                           foreman /
                                                            will be kept with the jack and gauge on site at all times.                             subcontractor /
                                                                                                                                                   engineer
                                                        5   Prior to stripping any formwork the following will occur:                              Site manager or
                                                             Specification of the concrete strength required in                                   foreman /
                                                                conjunction with the final tensioning of cables.                                   subcontractor /
                                                             Back propping details, drawings and design by a                                      engineer
                                                                professional engineer is to be available on site and
                                                                provided to the formworker.
                                                             Consultation between the post tension contractor, design
                                                                engineer and site foreman to be undertaken to verify
                                                                that the formwork can be removed.
                                                             The site foreman to instruct the formworker to remove
                                                                falsework and back prop as required.
                                                        5   All grout tubes are filled and the rendering of cable heads will                       Site manager or
                                                            be completed by the subcontractor in a floor by floor                                  foreman /
                                                            sequence.                                                                              subcontractor


                                                WHS Management Plan – Appendix 1 – Project Risk Assessment
                                                                                                                                                                     Page 56