Time / Date: 9/18/2023 8:24:16
JSP ID: 1557
Scope of Work: Replacing crankcase heaters
Work Order: 341882
Building: 50
Person in Charge: Juan Juarez
Lead / Supervisor: Delgado, Alex
Logged Email: juanjuarez37@lbl.gov
Division: Facilities
QEW Level: QEW 2
Modes of Work: Mode 0 - Electrically Safe Work Condition, Mode 1 - LOTO & Zero Voltage Verification
Second Person Requirement: Standby Person
Second Person Identified: Justin walker
List Other Participants:
Affected Persons Notified: Yes
Switching: Hazardous Switching
Panel / Equipment ID: 25A18A/50AC026
System Information Review: Single Line Drawing
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.

After safety briefing we will apply LOTO and ZVV protocols, we will removed old crankcase heaters and install new ones , we will test unit .

Control of Work Area

Minimum Approach Boundary: 83”
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: 26.9 cal/cm2
Arc Flash Boundary: 83”
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: 5th floor building 50 by stairs
Emergency Number to Call: 7911
Sufficient cell phone signal? Yes
Clear exit path? Yes
AED Location: 4th floor building 50 by auditorium
Fire Extinguisher Location: Mechanical room floor 6h building 50
Contact release method available and tested: Voltage gloves

Environmental Conditions

Does the environment present additional hazards that should be addressed?

Fall hazard

Error Precursors

Task Demands:
Work Environment:
Individual Capabilities:
Human Nature:
Error Precursor Mitigations:

Electrical high calorie/ wear cal 40 PPE

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,
Cal 40 PPE

Notes / Other

Perform Job Breifing

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 2023.08.22.1
Form Content and Feedback Contact: Michael Rose -- mvr@lbl.gov