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Health and Safety Manual Section L6 Legionella
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Legionella L6 is a single set of standards for the management of Legionella bacteria, based on the HSE publication: “The Control of Legionella Bacteria in Water Systems, Approved Code of Practice and Guidance”
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Hazards Exposure to airborne Legionella bacteria
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Standards Risk assessment by a “competent person”, then: Avoidance of exposure, OR: A written scheme to control the risks, implemented and managed Checking, inspecting and monitoring by: CP E&B Colleges/Depts Action taken when Action Limits exceeded
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Risk Controls Maintaining water at 20 to 50 degrees C Avoiding stagnation Avoiding nutrients in water Keeping systems clean Water treatment Avoiding sprays/aerosols Taking systems out of use Flushing little-used outlets
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