QEW 1 / 2 / 3 Job Safety Plan

General Information

Work Order

460024

Building

50b. Room 1275

Person in Charge

Justin walker

Lead / Supervisor

Delgado, Alex

Logged Email

jwwalker@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

DarrenKranz

Other Participants

Affected Persons Notified

Yes

System / Equipment

Switching

Hazardous Switching

Panel / Equipment ID

480A5A-3. 50B ac 012

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

Go over job scope. Gather information and perform shock hazard and arc flash hazard assessment. And establish correct ppe. Contact user. Conduct a safety briefing. Perform switching. Apply loto and verify zvv. Perform maintenance tasks. Remove loto and restore power. Check operations and return equipment back to service.

Control of Work Area

Minimum Approach Boundary

42 inches

Barricade Tape / Attendant

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

4.45 cal/cm2 cal/cm2

Arc Flash Boundary

37 inches

Working Distance

18 inches

Arc Flash PPE Level

2

Incident Energy Reduction Measures

0

Capacitor Hazards

Capacitor Bus Voltage

Na

Capacitor Total Stored Energy (Joules)

Na

Discharge Wait Time (Minutes)

Na

Emergency Response Plan

Nearest Landline Location

Room 1275 front entrance

Emergency Number to Call

911

Sufficient Cell Phone Signal

Yes

Clear Exit Path

Yes

AED Location

1st floor by elevators.

Fire Extinguisher Location

In 1275

Contact Release Method Available and Tested

Upstream breaker or switch, Voltage gloves

Environmental Conditions

Does the environment present additional hazards that should be addressed?

Lookalike equipment

Error Precursors

Task Demands

Work Environment

Individual Capabilities

Human Nature

Error Precursor Mitigations

No current error precursors. Work has been performed multiple times

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:

Detailed Scope of Work
Shock and arc flash hazards for each task
Controls to mitigate the hazards (procedures, precautions, energy source controls, PPE requirements)
Work area controls (barricades, signs, attendants)
Emergency Response Plan