Lockout/TagoutLockout/Tagout

Authorized Authorized EmployeesEmployees

Hazardous energy sourcesHazardous energy sources

Evaluate machines, equipment, Evaluate machines, equipment, and processesand processes

Develop energy Develop energy control plancontrol plan

1a

Hazardous energy sourcesHazardous energy sources

Look for all sources of energyLook for all sources of energy

Identify Identify secondary and secondary and stored energy stored energy sourcessources

1b

Why lockout/tagout is Why lockout/tagout is necessarynecessary

Prevents injury due to unexpected Prevents injury due to unexpected startup of equipment or released startup of equipment or released energyenergy

Maintenance/servicing operations Maintenance/servicing operations often require employee to place often require employee to place part or all of his/her body into part or all of his/her body into machine’s point of operationmachine’s point of operation

2a

Functions covered by Functions covered by lockout/tagoutlockout/tagout

Servicing of machines and Servicing of machines and equipmentequipment

Performing maintenance on Performing maintenance on equipment and machineryequipment and machinery

Normal operationsNormal operations

3a

Energy control programEnergy control program

Authorized employeesAuthorized employees

Affected employeesAffected employees

Other employeesOther employees

4a

Energy control programEnergy control program

Energy control proceduresEnergy control procedures

TrainingTraining

Periodic auditsPeriodic audits

4b

Preparation for shutdownPreparation for shutdown

Locate all energy sourcesLocate all energy sources

Inform all affected Inform all affected personspersons

5a

Shutdown procedureShutdown procedure

Each piece of equipment or Each piece of equipment or machine must be shutdown machine must be shutdown according to written energy control according to written energy control proceduresprocedures

Orderly shutdown avoids additional Orderly shutdown avoids additional or increased hazardsor increased hazards

6a

Shutdown procedureShutdown procedure

Use shutdown procedures that are Use shutdown procedures that are established for the machineestablished for the machine

6b

Isolating machinery from Isolating machinery from its energy sourcesits energy sources

Type of devices to be usedType of devices to be used

Placement of Placement of isolating isolating devicesdevices

7a

Application of Application of lockout/tagout deviceslockout/tagout devices

Positioning of lockout/tagout Positioning of lockout/tagout devicesdevices

Only authorized Only authorized employees can employees can attach the devicesattach the devices

8a

Releasing stored energyReleasing stored energy

Check for and relieve:Check for and relieve:• electrical energy capacitorselectrical energy capacitors• residual pressure in lines and pipesresidual pressure in lines and pipes

9a

Verification proceduresVerification procedures

Verify that all locks and tags are in Verify that all locks and tags are in placeplace

Try to operate the equipmentTry to operate the equipment

10a

Restoring energy to the Restoring energy to the equipment/machineequipment/machine

Remove tools from the area, Remove tools from the area, replace guardsreplace guards

Ensure that employees are safely Ensure that employees are safely positioned or removed from the positioned or removed from the areaarea

11a

Restoring energy to the Restoring energy to the equipment/machineequipment/machine

The employee who applies the lock The employee who applies the lock is the only one who can remove itis the only one who can remove it

Special requirements for testing Special requirements for testing and positioning equipmentand positioning equipment

11b

Lockout devicesLockout devices

Types usedTypes used

Standardized Standardized for easy for easy recognitionrecognition

12a

Lockout devicesLockout devices

Never use Never use someone else’s someone else’s lockout devicelockout device

The lock must The lock must identify the identify the person who person who applied itapplied it

12b

TagsTags

Types usedTypes used

Standardized Standardized for easy for easy recognitionrecognition

13a

TagsTags

The attachment means for a tag The attachment means for a tag must be:must be:• non-reusablenon-reusable• attachable by handattachable by hand• self-locking and non-reusable with self-locking and non-reusable with

locking strength of 50 poundslocking strength of 50 pounds• equivalent to a one-piece, all-equivalent to a one-piece, all-

environment-tolerant nylon cable tieenvironment-tolerant nylon cable tie

13b

TagsTags

The tag’s legend must include the The tag’s legend must include the following types of statements:following types of statements:

13c

Group lockoutsGroup lockouts

Uses group lockout devices (hasps) Uses group lockout devices (hasps) to accommodate all locksto accommodate all locks

Each authorized employee must Each authorized employee must affix a personal lockout or tagout affix a personal lockout or tagout device to the group lockout device device to the group lockout device when he/she begins workwhen he/she begins work

14a

Group lockoutsGroup lockouts

Each authorized employee must Each authorized employee must remove those devices when he/she remove those devices when he/she stops working on the stops working on the machine/equipmentmachine/equipment

14b

Shift changesShift changes

The first employee’s lock remains The first employee’s lock remains in place until the next shift’s in place until the next shift’s employee applies employee applies his/her lockhis/her lock

15a

Removing a lockRemoving a lock

If an employee is not available to If an employee is not available to remove a lock, the employer must:remove a lock, the employer must:• verify that the employee is not in the verify that the employee is not in the

facilityfacility• make reasonable efforts to contact make reasonable efforts to contact

the employeethe employee• inform the employee of the removal inform the employee of the removal

before he/she resumes workbefore he/she resumes work

16a