Confined spacesConfined spaces inventory

The Inventory• Description of the confined

space• Location• Openings (location, size,

shape)• Contents of the space• Hazards• Equipment in the space• Function or use of the space• Any confined spaces nearby• External surroundings• Security• Entry required (yes / no)

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Hazard assessment

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Hazard assessment – milk tank

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Hazards• Cleaning and disinfecting

chemicals can produce toxic gases

• Mechanical equipment in the tanks, such as agitators

Hazardous situations• Cleaning tank surfaces• Maintenance or

replacement of agitator parts

• Repairing or cleaning pipe fittings

Inventory– milk tank

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Hazard assessment – pump station

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Hazards• Toxic gases: hydrogen sulfide,

ammonia, carbon dioxide• Explosive gases (methane)• Bacteria• Low oxygen• Mechanical equipment

(agitators and pumps)• DrowningMain hazardous situations• Cleaning pumps and other

equipment• Unblocking inflow and

outflow piping• Equipment repair

Inventory – pump station

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Hazard assessment – manure pondHazards• Toxic gases: hydrogen sulfide,

ammonia, carbon dioxide• Explosive gases: methane• Bacteria• Low oxygen• Mechanical equipment –

agitators and pumps• DrowningMain hazardous situations• Agitation during pumping• Cleaning and maintenance

of equipment• Unblocking pumping

systems

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Inventory – manure pond

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