Foreseeable Existing control measures Controlled Further Action where risk remains By whom & when Controlled Significant Hazard residual moderate/high Risk Level risk Cryogens – Filling Will receive training. Use appropriate High User Low PPE. Avoid contact with gas/liquid/cold Nitrogen Dewar - surface. Cold burns Cryogens - Filling Will receive training. Fill in well Very High No unauthorised out of hours work & User & nearby Low ventilated space and if filling via the vent the space safely (if possible) individuals. Nitrogen Dewar – inside Nitrogen filling station it is should Oxygen level begin to fall. Asphyxiation important to regularly check the Oxygen meter on the wall of the filling station. Cryogens – Filling Will receive training. Rooms are well Very High No unauthorised out of hours work & User & nearby Low ventilated & if available Oxygen meters vent the space safely (if possible) individuals VSM or PPMS - should be checked whilst filling. should Oxygen level begin to fall. Asphyxiation High Magnetic Warning signs put up at entrance to high Very High Notify individuals of the presence of User & nearby Low magnetic field area. strong magnetic field and its inherent individuals. Fields – Individuals dangers. with pacemakers/metal implants High Magnetic No magnetisable objects near the high Moderate User & nearby Low magnetic fields. individuals. Fields - Struck by magnetisable object
Foreseeable Significant Hazard Existing control measures Controlled residual risk Further Action where risk remains moderate/high By whom & when Controlled Risk Level Cryogens – Filling Nitrogen Dewar - Cold burns Will receive training. Use appropriate PPE. Avoid contact with gas/liquid/cold surface. High User Low Cryogens - Filling Nitrogen Dewar – Asphyxiation Will receive training. Fill in well ventilated space and if filling via the inside Nitrogen filling station it is important to regularly check the Oxygen meter on the wall of the filling station. Very High No unauthorised out of hours work & vent the space safely (if possible) should Oxygen level begin to fall. User & nearby individuals. Low Cryogens – Filling VSM or PPMS - Asphyxiation Will receive training. Rooms are well ventilated & if available Oxygen meters should be checked whilst filling. Very High No unauthorised out of hours work & vent the space safely (if possible) should Oxygen level begin to fall. User & nearby individuals Low High Magnetic Fields – Individuals with pacemakers/metal implants Warning signs put up at entrance to high magnetic field area. Very High Notify individuals of the presence of strong magnetic field and its inherent dangers. User & nearby individuals. Low High Magnetic Fields - Struck by magnetisable object No magnetisable objects near the high magnetic fields. Moderate User & nearby individuals. Low
phd_project_risk_assessment.docx