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De-energization and Lockout. Agenda WorkSafeBC OHS Regulations Definitions Responsibilities Risk identification and hazard assessments.

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Presentation on theme: "De-energization and Lockout. Agenda WorkSafeBC OHS Regulations Definitions Responsibilities Risk identification and hazard assessments."— Presentation transcript:

1 De-energization and Lockout

2 Agenda WorkSafeBC OHS Regulations Definitions Responsibilities Risk identification and hazard assessments

3 Agenda Lockout procedures: Lock removal and restarting End of shift transfer Removing another worker’s lock

4 Agenda Lockout Procedures – continued Working on energized equipment Group lockout Mobile equipment lockout

5 Training Objectives Attendees will: Understand various terms and definitions Be familiar with WorkSafeBC Regulations Know your responsibilities

6 Training Objectives Attendees will - continued Recognize situations where lockout is required Be able to conduct various lockout procedures

7 WorkSafeBC Regulations 10.2 – 10.3 When lockout required 10.4 Lockout procedures 10.5 Access to energy isolating devices Using Electrical panels for lockout

8 WorkSafeBC Regulations 10.6 Verifying lockout 10.7 Worker responsibilities 10.8 Removal of locks

9 WorkSafeBC Regulations 10.9 Group lockout procedure Alternate procedures

10 WorkSafeBC Regulations When locks are not required Work on energized equipment

11 Definitions Control power The power source that activates the main energy source De-energization Procedure to disconnect and isolate equipment

12 Definitions Energy Sources Electrical Mechanical Hydraulic or Pneumatic Chemical Thermal Other sources

13 Definitions Energy Isolating Device Prevents release of energy to equipment May include switches, circuit breakers, valves

14 Definitions Group Lockout A system to simplify multiple lockout

15 Definitions Hard Start Attempting to start equipment after de- energization and lock out

16 Definitions Interlock A switch that prevents machinery from starting

17 Definitions Personal Lock Unique lock issued to a worker Lockout Use of a lock to isolate equipment

18 Definitions Lockout Scissors Allows more than one lock on a lockout point

19 Definitions Maintenance Work done to keep equipment in safe operating condition Installing Repairing Cleaning Lubricating Clearing obstructions

20 Definitions Normal production Routine, repetitive work Integral to normal use of equipment

21 Definitions Powered Equipment or Machinery Equipment that uses or stores energy, and Can start unexpectedly, or Can release energy unexpectedly

22 Definitions Qualified Person Knowledgeable of the hazards and how to control them

23 Definitions Soft Start Starting equipment from a computer control station

24 Responsibilities Employer Senior Managers Managers / Supervisors Workers

25 Responsibilities Employer / Senior Management Establish the lockout system Ensure personal locks are available Ensure written procedures are developed Ensure workers are trained

26 Responsibilities Managers / Supervisors All workers understand and follow procedures Workers have personal locks Other lockout equipment is available Maintain list of equipment requiring lockout Workers are trained

27 Responsibilities Workers Participate in lockout training Lock out using proper procedures Ensure lockout is in place before starting work Remove personal locks when job complete Keep control of keys to personal lock

28 Hazard Identification and Assessment For each piece of equipment: Complete hazard Identification checklist Complete risk assessment for each hazard Develop lockout procedures

29 Lockout Procedures Lockout Sequence 1.De-energize 2.Apply locks 3.Verify lockout

30 Lockout Procedures Lockout Sequence - continued 4.Interlocks 5.Release energy sources 6.Lock removal 7.End of shift transfer

31 Lockout Procedures De-energize Identify the energy sources De-energize and isolate If complicated, “qualified person” must de- energize

32 Lockout Procedures Apply locks Each worker attaches his/her own lock Cables cannot be used for more than 4 switches

33 Lockout Procedures Verify lockout First person to apply lock tests lockout Test from the operator’s console Disable computer controls or interlocks Attempt a soft start on computer systems

34 Lockout Procedures Interlocks Upstream interlocks can give false reading Must be noted in written procedures

35 Lockout Procedures Release Energy Sources Ensure all sources are released Written procedures should address this

36 Lockout Procedures Lock Removal and Re-starting Remove all tools Guards in place Notify affected employees Equipment in neutral Each worker removes his/her own lock

37 Lockout Procedures End-of-Shift Transfer Orderly transfer of locks Use to maintain lockout integrity

38 Lockout Procedures Removing Another Worker’s Lock Supervisor attempts to contact worker Supervisor removes lock as per procedures Document steps taken – use form Guards at danger points Notify worker prior to next shift

39 Lockout Procedures Working On Energized Equipment Equipment operation required during maintenance or testing Written alternative procedures required

40 Lockout Procedures Group Lockout Requires two qualified workers Written checklist must be used and posted Container secured by 2 personal locks Each worker must apply personal lock Either qualified worker can remove locks

41 Lockout Procedures Mobile Equipment Lockout Mobile equipment must be locked out Use ignition key and lockbox Multiple lockout procedure may be necessary Disconnect battery

42 Lockout Procedures Individual lockout procedures Equipment-specific procedures Lockout checklist Lock removal form

43 Summary Lockout procedures protect YOU Follow lockout procedures Never attempt lockout without training Control your lock and key Understand all procedures Report unsafe acts and conditions

44 Summary Review of topics WorkSafeBC Regulation Responsibilities Hazard identification and risk assessments Lockout procedures

45 Questions

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