Time / Date: 3/27/2025 8:28:07
JSP ID: 3543
Scope of Work: replace drier and reversing valve
Work Order: 416775
Building: B76L
Person in Charge: Larry Antles
Lead / Supervisor: Delgado, Alex
Logged Email: leantles@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: Darren Kranz
List Other Participants:
Affected Persons Notified: Yes
Switching: Non-Hazardous Switching
Panel / Equipment ID: 148A/76L AC 003
System Information Review: Panel Schedules, Arc Flash Labels
Control of Hazardous Energy: Simple LOTO
Equipment Condition: Properly installed, 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.

obtain Fall Matrix, LOTO ZVV equipment, remove and replace reversing valve and drier

Control of Work Area

Minimum Approach Boundary: 42”
Barricade Tape / Attendant: Danger - Red

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: Less than 1.2cal cal/cm2
Arc Flash Boundary: n/a
Working Distance: No Arc Flash Hazard Present
Arc Flash PPE Level: 2
Incident Energy Reduction Measures: 0

Capacitor Hazards

Capacitor Bus Voltage: N/a
Capacitor total stored energy (joules): n/a
Discharge wait time (minutes): n/a

Emergency Response Plan

Nearest Landline Location: B76L Rm 104
Emergency Number to Call: 6999
Sufficient cell phone signal? Yes
Clear exit path? Yes
AED Location: At unit
Fire Extinguisher Location: At unit
Contact release method available and tested: Rescue hook

Environmental Conditions

Does the environment present additional hazards that should be addressed?

Fall hazard, Lookalike equipment

Error Precursors

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

Fall Hazard, Hot Work Electrical

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 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