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QEW 1 / 2 / 3 Job Safety Plan

Electrical Safety
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Time / Date: 12/18/2023 9:46:15
JSP ID: 1990
Scope of Work: Annual chiller preventive maintenance

General Information

Work Order
W044420
Building
70A
Person in Charge
Justin walker
Lead / Supervisor
Delgado, Alex
Logged Email
juanjuarez37@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
Juan juarez
Other Participants
Affected Persons Notified
Yes

System / Equipment

Switching
Hazardous Switching
Panel / Equipment ID
31A/70AARU001
System Information Review
☑ Arc Flash Labels
Control of Hazardous Energy
Complex LOTO (requires LP, CLP, FLP)
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
After the safety briefing we will established LOTO AND ZVV ,removed condenser covers off, clean condenser tubes , removed the access panel to perform visual inspection , thigh in screws and check electrical components, checked electrical components, replaced belt ,take oil samples , clean area after work ,reconnected power supply and performed a system test.

Control of Work Area

Minimum Approach Boundary
200”
Barricade Tape / Attendant
Attendant

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
Yes
Voltage Glove Class
0
Will any other part of the body enter the RAB
No

Arc Flash Risk Assessment

Incident Energy
110.3 cal/cm2
Arc Flash Boundary
208”
Working Distance
18 inches
Arc Flash PPE Level
4
Incident Energy Reduction Measures
0

Capacitor Hazards

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

Emergency Response Plan

Nearest Landline Location
Outside door towards building
Emergency Number to Call
699
Sufficient Cell Phone Signal
Yes
Clear Exit Path
Yes
AED Location
Main entrance building 70A
Fire Extinguisher Location
Outside door mechanical room towards the building
Contact Release Method Available and Tested
Rescue hook, Voltage gloves

Environmental Conditions

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

Error Precursors

Task Demands
Critical steps or irreversible acts
Work Environment
Individual Capabilities
Human Nature
Error Precursor Mitigations
High calorie/ remote switching

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