Whsmp · OPW16/0021

                                                                                            SWMS:12 – Confined Spaces
Safe Work Methods
                                                                                 H                       Controls / Work Methods                               Responsible           Residual
         Job Steps                    Potential Hazards         L    C    R      O               1. Eliminate 2. Substitute 3. Isolate 4. Engineer             Person/s for            Risk
                                                                                 C                                5. Admin 6. PPE                            Monitor & Review      L    C R
                                                                                            Ensure that the gas detection unit has been calibrated
                                                                                 5           in    accordance      with     the     manufacturers’
                                                                                             recommendations.
                                                                                            A copy of the calibration certificate is to be kept on site.
                                Person not competent in         C    3    H      5          Person(s) using the gas detection unit must be trained         Hutchinson Builders    D    3       M
                                use of gas detection unit                 13                 and competent in its operation.                                Foreman                             9

                                                                                                                                                            Competent Persons
Entering a confined space       Unauthorised access             B    3    H      5          All persons entering the confined space must sign in           Hutchinson Builders    D    3       M
                                                                          17                 and out (refer to the Confined Space Entry Permit.             Foreman                             9
                                                                                            Entry or work in a confined space is not permitted
                                                                                                                                                            Competent Persons
                                                                                             unless entry has been authorised (and validated for
                                                                                 5
                                                                                             the duration of the entry) by the relevant Hutchinson
                                                                                             builders Authorising Agent.
                                Change in conditions /          B    4    E      5          If the confined space works environment changes,               Hutchinson Builders    D    4       H
                                environment                               21                 the Works Supervisor is to suspend work, restrict              Foreman / Works                     14
                                                                                             access to the area immediately, and notify the                 Supervisor
                                                                                             Hutchinson Authorising Agent pending reassessment
                                                                                             of the confined space.                                         Hutchinson Builders
                                                                                                                                                            Authorising Agent
                                Unsafe oxygen levels            A    5    E      5          Air monitoring is to be undertaken prior to entry and          Hutchinson Builders    D    4       H
                                                                          25                 throughout the period of entry to ensure that                  Foreman                             14
                                                                                             atmospheric conditions remain safe.
                                                                                                                                                            Competent Persons
                                Insufficient ventilation        A    5    E      4          The risk assessment conducted as part of the Confined          Hutchinson Builders    D    4       H
                                                                          25                 Space Entry Permit must determine if mechanical (or            Foreman                             14
                                                                                             induced) ventilation is required to remove fumes
                                                                                             and/or dust etc. from the space.                               Competent Persons



584 Milton Road TOOWONG QLD 4066                            SWMS Developed by:       Jamie Gilbert                                                                 VERSION 6 – September 2015
P: (07) 3335 5000 F: (07) 3335 5005                         Position:                National Health & Safety Co-ordinator                                                            Page 99
ABN: 52 009 778 330