1. Safety rules for works supervisors
Reminder
Safety rules for works supervisors
EN Safety Office
EDMS #

2. Fire ignition EHN1 Causes Consequences Actions
No spark protection in place
Safety documentation not clear
Consequences
Thousands of Swiss francs of damages (insurance in progress)
High gravity potential
Actions
STOP of the works (1 day lost)
Review of the safety documentation
Safety measures ?
Fire permit ?
CERN or Contractor ?

3. Hand cut LHC Causes Consequences Actions
Metallic clamp with a dangerous cutting part
Difficult access
Consequences
Stitches on the right hand (occupational accident)
Actions
Repair all the dangerous parts on the QRL line
Work reception ?
Remaining hazards ?

4. Nearmiss ventilation maintenance
Causes
Consignation process confusion (communication chain)
Lack of safety access
Consequences
Risk of direct contact with high voltage
Actions
Secure works at height
Improve consignation procedures
Electrical lockout ?
Appropriate PPEs ?

5. Sickness LHC tunnel Causes Consequences Actions
Not known yet (inquiry in progress)
Consequences
Minor injuries (3 days off)
Lone worker without means of communication
Actions
ODH detector verification
Emergency training
Lone worker ?
FB number ?
Cell phone network ?

6. Safety obligation for Work Supervisors
Before starting:
PREVENTION PLAN – Write it with your contractor
IMPACT – What, Where, When, Who, How, Safety
VIC – Get everyone on board for the risk assessment, and make it approve
Ask for advice from experts. Any time. Any where.
Make sure all mitigation measures, rescue means and PPEs are in place
During:
Follow-up your works regularly on site
Check that all safety measures and PPEs are still in place
STOP the work if something looks wrong
After the works:
Carefully inspect the result
Clean the workplace

7. Safety obligation for Work Supervisors
Ensure the safety, global approach
Analyse the activity
Protect during the Accident Event
Limite the gravity of the damages
Prevention
Protection
Rescue
Prevention Plan
VIC
IMPACT
Visit (before, during, after)
Personal Protective Equipment
Means of communication
Lone workers rules
First aiders

8. Prevention 1) Identify the hazard
… Co-activities and many others…
2) Assess the risk (Hazard + Activities)
3) Set up mitigation measures
Substitution – Technical - Organisation – Personnal

9. Protection
Personal Protective Equipment – Adequat and Appropriate

10. Everyone, everywhere shall be able to contact the
Rescue
Means of communication; Lone workers rules; First aiders
CERN SIM Card
EDH request
10CHF / month
TETRA System
IT Dept
First Aider
Always at least one in the activity area
74444
Appropriate
Reachable
Trained workers
Everyone, everywhere shall be able to contact the
74444

11.  Conclusion Safety shortages are not always shorter !
Works and services Supervisor GSI-WS-1
Lone working rules GSI-SH-2