3. 3
Scope
♦ Exceptions:
– Construction, agriculture, maritime
– Electric utilities
– Electric utilization installations (Subpart S)
– Oil & gas well drilling & servicing
4. 4
Application
♦ Control of Energy
♦ Normal production operations not
covered unless . . .
– Remove or bypass a guard or safety device
– Part of body is in point of operation
Must Provide Alternative Protection
6. 6
Definitions
Employees
– Authorized
• Person who uses lockout/tagout
Affected
• Person who operates or uses machine where
lockout/tagout is being performed or
• Works in area
Other
• All “other” employees
7. 7
Definitions
♦ Energized
– Connected to energy source
– Contains residual or
stored energy
♦ Energy Source
– Electrical, mechanical, hydraulic,
pneumatic, chemical, thermal, or other
energy
8. 8
Energy Control Procedures
♦ Purpose of procedure
♦ Procedural steps for shutting down,
isolating, blocking an securing
♦ Procedural steps for placement, removal
and transfer of lockout/tagout devices
– Who’s responsible?
♦ Requirements for verification
9. 9
Materials and Hardware
♦ Provided by Employer
– Locks, tags, chains, wedges, key blocks, adapter
pins, self-locking fasteners etc.
♦ Not used for any other
purpose
♦ Durable
♦ Standardized
– Color shape or size
♦ Substantial
♦ Identifiable
– Employee
– Tagout – warning such as Do Not Start
10. 10
Training
♦ Must ensure purpose
and function of
program are
understood by
employee
♦ Must ensure the
knowledge and skills
required for safe
application, usage,
and removal of
energy controls are
acquired by
employee
11. 11
Authorized
1. Recognition of
hazardous energy
sources
2. Type and magnitude
of energy available
3. Methods and means
for energy isolation
& control
4. Limitations of tags
Affected
1. Purpose & use of energy
control procedure
2. Limitations of tags
Other
1. Knowledge of procedure
2. Prohibited to restart or
reenergize
3. Limitations of tags
Training
12. 12
Application of Energy Control
♦ Preparation for shutdown
♦ Machine or equipment shutdown
♦ Machine or equipment isolation
♦ Apply lockout/tagout devices
♦ Stored energy
♦ Verification
13. 13
Release from Lockout/Tagout
♦ Check machine
♦ Notify employees (check area for
employees)
♦ Removed by person who applied device
– Removal by person other than one who applied
device
14. 14
Outside Contractors
♦ Inform each other of respective
lockout/tagout procedures
♦ On-site employer ensure employees
understand and comply with restrictions and
prohibitions of outside employer’s energy
control program
15. 15
Group Lockout/Tagout
♦ Every authorized employee working on
equipment
– One person – one lock
– Each person remove only
his/her lock when done
working
♦ Responsibility given to
one authorized employee to coordinate
16. 16
Shift Changes
♦ Specific procedures must be utilized
– Ensure continuity of lockout/tagout
– Provisions for orderly transfer of lockout/tagout
devices
