Logo

QEW 1 / 2 / 3 Job Safety Plan

Electrical Safety
Back to Index
Time / Date: 12/18/2024 10:45:18
JSP ID: 3212
Scope of Work: Disconnect 2 drill presses and one lathe

General Information

Work Order
415734
Building
80
Person in Charge
Robert Ralph
Lead / Supervisor
Combs, Everett
Logged Email
RobertRalph@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
Standby Person
Second Person Identified
Mayumi Taylor
Other Participants
Affected Persons Notified
Yes

System / Equipment

Switching
Non-Hazardous Switching
Panel / Equipment ID
579A
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
1.)open CB #4 2.)open CB#10 3. Open CB#3 4. Establish LOTO for three individual circuit breakers and perform ZVV @ jbox attached to tool.

Control of Work Area

Minimum Approach Boundary
42
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
Yes
Voltage Glove Class
0
Will any other part of the body enter the RAB
No

Arc Flash Risk Assessment

Incident Energy
5.03 cal/cm2
Arc Flash Boundary
40”
Working Distance
18 inches
Arc Flash PPE Level
2
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
In 011A same as job
Emergency Number to Call
911
Sufficient Cell Phone Signal
Yes
Clear Exit Path
Yes
AED Location
1st floor B80
Fire Extinguisher Location
Next door outside RM 012
Contact Release Method Available and Tested

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
Everything is good

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