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QEW 1 / 2 / 3 Job Safety Plan

Electrical Safety
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Time / Date: 7/17/2025 8:10:55
JSP ID: 3931
Scope of Work: Switch and ZVV for work in ba panel S021314

General Information

Work Order
445934
Building
6 pit sector 2
Person in Charge
Christopher Nelson
Lead / Supervisor
Combs, Everett
Logged Email
cnelson@lbl.gov
Division
Facilities

Work Planning

Modes of Work
☑ Mode 1 - LOTO & Zero Voltage Verification
QEW Level
QEW 2
Second Person Requirement
Standby Person
Second Person Identified
Beau Irwin
Other Participants
EM’s ALS
Affected Persons Notified
Yes

System / Equipment

Switching
Non-Hazardous Switching
Panel / Equipment ID
314A
System Information Review
☑ Panel Schedules
☑ Arc Flash Labels
Control of Hazardous Energy
Simple LOTO
Equipment Condition
☑ Properly installed
☑ Properly maintained
☑ All doors and covers closed and fully latched
☑ No signs of impending failure
☑ Not energizing equipment for the first time
☑ or after electrical repair

Sequence of Job Steps

List basic sequence of steps from start to finish
JSP get EM for Admon lock PPE inspection switch LOTO ZVV when established begin work switching rack to pdu

Control of Work Area

Minimum Approach Boundary
94
Barricade Tape / Attendant
Warning - Orange

Shock Risk Assessment

System Voltage
120/208 V ac
Limited Approach Boundary
42 inches
Restricted Approach Boundary
12 inches
Will the hands enter the RAB
No
Voltage Glove Class
0
Will any other part of the body enter the RAB
No

Arc Flash Risk Assessment

Incident Energy
16.8 cal/cm2
Arc Flash Boundary
94
Working Distance
18 inches
Arc Flash PPE Level
4
Incident Energy Reduction Measures
0

Capacitor Hazards

Capacitor Bus Voltage
Na
Capacitor Total Stored Energy (Joules)
Na
Discharge Wait Time (Minutes)
Na

Emergency Response Plan

Nearest Landline Location
Within 15 ft on storage ring entrance wall
Emergency Number to Call
911
Sufficient Cell Phone Signal
Yes
Clear Exit Path
Yes
AED Location
50’ away next to booster ring linac entrance
Fire Extinguisher Location
Next to land line
Contact Release Method Available and Tested
Voltage gloves

Environmental Conditions

Does the environment present additional hazards that should be addressed?
Noisy environment

Error Precursors

Task Demands
Time pressure (in a hurry)
Work Environment
Obscure electrical supplies or configurations
Individual Capabilities
Human Nature
Stress (limits attention)
Error Precursor Mitigations
Be aware of the equipment warnings and be safe at all times keep on task and leave everything else at home that could distract your attention from the task

PPE Inspections

☑ Safety glasses (ANSI Z87)
☑ Arc-rated clothing (flash suit
☑ daily wear) including face shield
☑ balaclava
☑ hood.
☑ Hearing protection
☑ Rubber insulating gloves and leather protectors
☑ Non-melting footwear that fully covers the feet
☑ Removal of conductive articles
☑ Insulated tools
☑ Multimeter and other electrical test instruments

Notes / Other

Switch only ZVV separate

Perform Job Briefing

PIC Conducts the Job Briefing. Cover all the contents of the Job Safety Plan.

A Job Briefing at a minimum must include:
  1. Detailed Scope of Work
  2. Shock and arc flash hazards for each task
  3. Controls to mitigate the hazards (procedures, precautions, energy source controls, PPE requirements)
  4. Work area controls (barricades, signs, attendants)
  5. Emergency Response Plan
Rev 2026.03.17.1
Form Content and Feedback Contact: Michael Rose -- mvr@lbl.gov