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WorksheetsConfined Space
Total questions: 10
Worksheet time: 70secs
What is confined space
Area which open air
Area Which have limit of entrances and not enough ventilation
Which one not confined space
Tank
Container
Silos
Canteen
Atmospheric oxygen levels below _______ at level is considered as hazardous atmosphere in confined space.
19.5 %
19.6 %
18.5 %
18.6%
The entry supervisor must cancel entry permit when_____
An assignment is completed.
New conditions exit
Both the option are correct
The OSHA confined space standard requires that the employer keep all canceled entry permits for at least
1 year
2 years
6 months
1.5 years
Which one is equipment for safe entry in confine space
Ventilation
Lighting equipment
Retrieval devices
All of above
Ventilation helps in which of the following
Control head and humidity,provide oxygen.
Improves illumination levels.
Who is not relevant person and authority
Worker
Attendent
Rescue service team
Seller
Which one is equipment for safety entry space
Atmosphere oxygen levels above _____ at level is considered as hazardous atmosphere in confined space.
21.5
22.5
23.5
25.1
