QEW 1 / 2 / 3 Job Safety Plan

General Information

Work Order

440113

Building

77

Person in Charge

Greg Neidiger

Lead / Supervisor

Secheck, Stephen

Logged Email

gcn@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

Beau Erwin

Other Participants

Affected Persons Notified

Yes

System / Equipment

Switching

Hazardous Switching

Panel / Equipment ID

72A1A and B

System Information Review

☑ Single Line Drawing
☑ Panel Schedules
☑ Arc Flash Labels

Control of Hazardous Energy

Simple LOTO

Equipment Condition

☑

Sequence of Job Steps

List basic sequence of steps from start to finish

1) LOTO at panel 72A-72A1A and 72A1B 2) ZVV at 72A1A and B 3) Perform work 4) Inspection 5) release LOTO 6) verify voltage at 30A pin and sleeve receptacle

Control of Work Area

Minimum Approach Boundary

42in

Barricade Tape / Attendant

Warning - Orange

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

0.80 in panel A and 0.74 in panel B cal/cm2

Arc Flash Boundary

14in

Working Distance

No Arc Flash Hazard Present

Arc Flash PPE Level

Minimum PPE for Electrical Work

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

Rm 108

Emergency Number to Call

911

Sufficient Cell Phone Signal

Yes

Clear Exit Path

Yes

AED Location

In vehicle outside

Fire Extinguisher Location

Adjacent to breaker

Contact Release Method Available and Tested

Upstream breaker or switch

Environmental Conditions

Does the environment present additional hazards that should be addressed?

Heavy traffic

Error Precursors

Task Demands

Work Environment

Individual Capabilities

Human Nature

Error Precursor Mitigations

Error precursors reviewed with second, warning tape will be put up in corridor where switching will occur to control traffic

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