QEW 1 / 2 / 3 Job Safety Plan

Time / Date: 11/13/2024 14:19:20

JSP ID: 3083

Scope of Work: Pull out SO514 cables cables in power wire way and re route them into new 4x4 wire way so that the old racks can be removed. Requires a panel shutdown of 317A to get into power wire way.

General Information

Work Order

407166

Building

6 ALS

Person in Charge

Chris Nelson

Lead / Supervisor

Keusch, Justen

Logged Email

cnelson@lbl.gov

Division

Facilities

Work Planning

Modes of Work

☑ Mode 1 - LOTO & Zero Voltage Verification

QEW Level

QEW 2

Second Person Requirement

Standby Person

Second Person Identified

Armand Uribe

Other Participants

EM’s

Affected Persons Notified

Yes

System / Equipment

Switching

Non-Hazardous Switching

Panel / Equipment ID

302A3A ct 2 panel 317A

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

Fill out JSP and select proper PPE. notify effected personnel of shutdown EM’s. Switch panel 317A from panel 302A3A Circuit 2. Hang LOTO locks and EM’s admin lock. Wand ZVV inside the power gutter coming from panel 317A. When ZVV is established and cables are disconnected. Pull them out of gutter and re route cables to new rack. When work is completed release LOTO notify Greg Mannino that the job is complete.

Control of Work Area

Minimum Approach Boundary

Barricade Tape / Attendant

Warning - Orange

Shock Risk Assessment

System Voltage

277/480 V ac

Limited Approach Boundary

60 inches

Restricted Approach Boundary

18”

Will the hands enter the RAB

Yes

Voltage Glove Class

Will any other part of the body enter the RAB

Arc Flash Risk Assessment

Incident Energy

8.14 cal/cm2 cal/cm2

Arc Flash Boundary

60”

Working Distance

18 inches

Arc Flash PPE Level

Incident Energy Reduction Measures

Capacitor Hazards

Capacitor Bus Voltage

Capacitor Total Stored Energy (Joules)

Discharge Wait Time (Minutes)

Emergency Response Plan

Nearest Landline Location

In pit SO267

Emergency Number to Call

911

Sufficient Cell Phone Signal

Yes

Clear Exit Path

Yes

AED Location

15 lobby

Fire Extinguisher Location

In pita 20’ from panel

Contact Release Method Available and Tested

Upstream breaker or switch, Voltage gloves

Environmental Conditions

Does the environment present additional hazards that should be addressed?

Insufficient lighting

Error Precursors

Task Demands

Time pressure (in a hurry)

Work Environment

Distractions/interruptions

Individual Capabilities

Unsafe attitudes for critical task, Inappropriate values

Human Nature

Stress (limits attention), Complacency/overconfidence, Mind-set

Error Precursor Mitigations

Keep on task at hand don’t get in a hurry

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

Notes / Other

Check all wires in power gutter with non contact voltage tester

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