العمل في الاماكن المحصوره

1. Confined Space
(Permit-required)
Attendants

2. Entry permits -
components
 Space to be entered
 Purpose of the entry
 Date and duration of
the entry permit
 Authorized entrants within the
permit space
1a

3. Entry permits -
components
 Names of personnel
serving as attendants
 Name of entry
supervisor
 Hazards of the permit space
 Measures used to isolate the
permit space
1b

4. Entry permits -
components
 Measures used to
eliminate or control
permit space hazards
before entry
 Acceptable entry
conditions
 Results of initial and periodic
testing performed
1c

5. Entry permits -
components
 Rescue and
emergency services
 Communication
procedures
 Equipment required
1d

6. Entry permits -
components
 Other pertinent safety
information
 Any other work
permits
1e

7. Entry permit system
 Know how to obtain a permit
 Entry supervisors are
responsible for endorsing the
permit and allowing entry to
begin
 Verify that all required
information has been filled in
2a

8. Entry permit system
 Permits must be available to
authorized entrants
 Verify that all necessary
equipment is in place
 Ensure that entry procedures
are understood
2b

9. Entry permit system
 Permit is not endorsed until
everything is ready
 Post the permit prior to entry
 Entry supervisor can cancel the
permit at any time
2c

10. Requirements for using
alternate entry procedures
 Alternate entry procedures are
allowed when the only hazard is
a hazardous atmosphere
controlled by forced air
ventilation
 Employers must provide
documentation of monitoring/
inspection/supporting data
3a

11. Requirements for using
alternate entry procedures
 Certification must contain the:
• date
• location
• signature of the person providing
the certification
3b

12. Requirements for using
alternate entry procedures
 Make the certification available
to the entrants
 Authorized entrants must
be able to observe
air monitoring
3c

13. Reclassification of
spaces
 Permit-required confined space
can be reclassified as a non-
permit confined space
 The permit space must not have
atmospheric hazards
 All hazards eliminated without
entry
4a

14. Reclassification of
spaces
 Certification must contain the:
• date
• location
• signature of the person providing
the certification
 Certification must be made
available to the entrant
4b

15. Hazards of confined
spaces
 Engulfment
 Hazardous atmospheres
• oxygen deficient
• oxygen
enrichment
• toxic
contaminants
• flammable
contaminants
5a

16. Hazards of confined
spaces
 Safety and health hazards
 Signs, symptoms,
consequences
of exposure
5b

17. Behavioral effects of
hazards
 Effects of oxygen deficient
atmospheres
 Signs that a
person is
breathing too
much oxygen
6a

18. Behavioral effects of
hazards
 Effects of other hazard
exposure
 Signs of
fatigue
6b

19. Keeping an accurate
account of entrants
 Attendants must keep track of
the entrants
 Entrants are
identified on
the permit
7a

20. Importance of attendants
outside a confined space
 Attendants are responsible for
monitoring conditions outside
the entrance to the space
 Attendants are
responsible for
monitoring conditions
inside the space
8a

21. Importance of attendants
outside a confined space
 Attendants must remain outside
the space during operations
until relieved by another
attendant
8b

22. Proper use of equipment
 Training sessions
should include:
• Testing
• Monitoring
• Ventilation
• Communication
• Personal protective equipment
9a

23. Proper use of equipment
 Training sessions
should include:
• Lighting
• Barriers and shields
• Safe ingress/egress
• Emergency and
rescue equipment
9b

24. Proper use of equipment
 Workers must be
able to demonstrate
knowledge and skill
in equipment use
 Calibration,
functions, proper use
and maintenance of equipment
9c

25. Proper use of equipment
 Authorized entrants
must be able to
observe monitoring
or testing
 Pre-entry and subsequent
testing can be observed
9d

26. Proper use of equipment
 Entrants can
request a
re-evaluation of
confined space
conditions
 Entrants must be immediately
provided with test results
9e

27. Communications
procedures
 Attendants must communicate
with the entrant to monitor the
entrant’s status
 Attendants must be able to
alert entrants of the need to
evacuate
10a

28. When entrants must
alert an attendant
 Entrants must alert an
attendant regarding:
• dangerous situations
• prohibited
conditions
11a

29. Evacuations
 Evacuation must occur if the
entrant detects:
• a warning sign or
symptom of
exposure
• a prohibited
condition
• an evacuation
alarm
12a

30. When to evacuate
 Prohibited conditions occur
 Behavioral effects
are observed
13a

31. When to evacuate
 Situations outside the space
that require evacuation
 Attendants not
able to safely
perform duties
13b

32. Rescue and
emergency procedures
 Either an outside rescue service
or on-site rescue team can be
used
 Selection of rescue services
must be based on ability to
respond and perform
14a

33. Rescue and
emergency procedures
 Rescue teams must be informed
of permit space hazards
 Rescue teams must have
access to
permit
spaces for
training
14b

34. Rescue and
emergency procedures
 Summoning the rescue and
emergency services
 Verifying that rescue services
are available
14c

35. Rescue and
emergency procedures
 Authorized entrants must be
provided with retrieval systems
• Full-body harness
• Retrieval line
• Wristlets
14d

36. Rescue and
emergency procedures
 Attendants must not enter a
confined space unless trained
to do so and help has arrived
14e

37. Coordinating entry with
multiple employers
 Host employers must
coordinate entry operations
 Entry supervisors must
determine that entry operations
are consistent with the permit
15a

38. Coordinating entry with
multiple employers
 Acceptable entry conditions
must be maintained
15b

39. Summary of key points
 Entry permits
 Entry procedures
 Prohibited conditions
16a

40. Summary of key points
 Communication procedures
 Permit cancellation
 Conditions that cause
evacuation
16b

41. Summary of key points
 Equipment
 PPE
 Rescue/emergency procedures
16c