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QEW 1 / 2 / 3 Job Safety Plan

Electrical Safety
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Time / Date: 3/27/2023 8:33:39
JSP ID: 792
Scope of Work: Perform LOTO and ZVV for building 6 at bank 307

General Information

Work Order
W0319375
Building
-
Person in Charge
AndrewSouthward
Lead / Supervisor
Cameron, Benjamin
Logged Email
amsouthward@lbl.gov
Division
Facilities

Work Planning

Modes of Work
☑ Mode 0 - Electrically Safe Work Condition
☑ Mode 1 - LOTO & Zero Voltage Verification
QEW Level
QEW 2
Second Person Requirement
Safety Watch
Second Person Identified
Ben Cameron
Other Participants
Affected Persons Notified
Yes

System / Equipment

Switching
Hazardous Switching
Panel / Equipment ID
307A2, VVT cabinet
System Information Review
☑ 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
Switch 307A2, lock on, ZVV and hang grounds in RF cabinet

Control of Work Area

Minimum Approach Boundary
20’7”
Barricade Tape / Attendant

Shock Risk Assessment

System Voltage
4,160 V ac
Limited Approach Boundary
60 inches
Restricted Approach Boundary
2 feet, 2 inches
Will the hands enter the RAB
Yes
Voltage Glove Class
2
Will any other part of the body enter the RAB
No

Arc Flash Risk Assessment

Incident Energy
8 cal/cm2
Arc Flash Boundary
20’7”
Working Distance
18 inches
Arc Flash PPE Level
4
Incident Energy Reduction Measures
2

Capacitor Hazards

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

Emergency Response Plan

Nearest Landline Location
A3
Emergency Number to Call
911
Sufficient Cell Phone Signal
Yes
Clear Exit Path
Yes
AED Location
On hand
Fire Extinguisher Location
A3
Contact Release Method Available and Tested
Upstream breaker or switch, Rescue hook, Voltage gloves

Environmental Conditions

Does the environment present additional hazards that should be addressed?
None

Error Precursors

Task Demands
Work Environment
Individual Capabilities
Human Nature
Error Precursor Mitigations
None

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

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