confined spaces what all agricultural workers need to know

Confined spacesWhat all agricultural workers need to know

What is a confined space?

• Enclosed

• Worker can get inside

• Not intended for occupancy

• Difficult to evacuate or rescue

2

Grain bins

• Toxic gases

• Low oxygen

• Engulfment (by grain)

• Bacteria and moulds

• Mechanical equipment (augers)

3

Milk tank

• Mechanical parts

(cleaning wands,

agitators)

• Toxic gas (from cleaning chemicals)

4

Manure pond

• Toxic gases

• Low oxygen

• Drowning


• Moving machinery (agitators and pumps)

5

Open-top water tanks

• Toxic gases

• Low oxygen

• Drowning


• Cleaning chemicals6

Closed additive tanks

• Toxic gases

• Low oxygen

• Drowning


• Cleaning chemicals7

Boilers

• Asbestos

• Silica dust

• Hot surfaces

• Welding fumes

8

Brown water tank

9

• Toxic gases

• Low oxygen


• Mechanical equipment(pumps, agitators)

• Drowning

Pump shed

10

• Toxic gases

• Low oxygen


• Mechanical equipment

• Electrical shock

Mobile equipment — manure tank

11

• Toxic gases

• Low oxygen


• Mechanical equipment

• Cleaning chemicals

Crawl spaces

12

• Toxic gases

• Low oxygen


• Vermin (spiders, snakes)

Storm water manholes

13

• Toxic gases

• Low oxygen


• Drowning

Sanitary – septic tanks

14

• Toxic gases

• Low oxygen


• Drowning

Valve boxes / chambers

15

• Toxic gases

• Low oxygen


Bunkers

16

• Toxic gases

• Low oxygen


• Engulfment (burial)

Auger tunnels

17

• Toxic gases

• Low oxygen

• Bacteria and mould

• Vermin (spiders and snakes)

• Mechanical Equipment

Sanitary pump/lift stations

18

• Toxic gases

• Low oxygen


• Drowning

• Electrocution

Well pits

19

• Toxic gases

• Low oxygen

• Drowning (if flooded)

• Electrocution

20

• Keep out

• Do not enter even to rescue someone, unless you have been trained

• Talk to your employer or supervisor

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