Time / Date: 7/18/2024 7:35:31
JSP ID: 2761
Scope of Work: Replace U timer under EEWP-12
Work Order: W0373563
Building: 85
Person in Charge: Ben Cameron
Lead / Supervisor: Cameron, Benjamin
Logged Email: alarmentaduran@lbl.gov
Division: Facilities
QEW Level: QEW 2
Modes of Work: Mode 3 - Energized Repair Work
Second Person Requirement: Safety Watch
Second Person Identified: Alma Armenta
List Other Participants: Andrew Southeard
Affected Persons Notified: Yes
Switching: No Switching Required
Panel / Equipment ID: 85-TSW-001
System Information Review: Arc Flash Labels
Control of Hazardous Energy: Complex LOTO (requires LP, CLP, FLP)
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.

Brief scope, don appropriate PPE, open 85-TSW-001 lower door, place rubber blanket on lower door, remove plastic cover to access 120v controls, replace U timer, replace plastic cover, remove rubber blanket, close 85-TSW-001 door, test to ensure proper working order.

Control of Work Area

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

Shock Risk Assessment

System Voltage: 277/480 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: 1.83 cal/cm2
Arc Flash Boundary: 23”
Working Distance: 18 inches
Arc Flash PPE Level: 2
Incident Energy Reduction Measures: 0

Capacitor Hazards

Capacitor Bus Voltage: None
Capacitor total stored energy (joules): None
Discharge wait time (minutes): None

Emergency Response Plan

Nearest Landline Location: Cell phone
Emergency Number to Call: 5104867911
Sufficient cell phone signal? Yes
Clear exit path? Yes
AED Location: On hand
Fire Extinguisher Location: By door of electrical room at bldg 85
Contact release method available and tested: Voltage gloves

Environmental Conditions

Does the environment present additional hazards that should be addressed?

Lookalike equipment, Noisy environment

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

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