Working On or Near Energized Lines June 2012

Working On or Near Energized Lines June 2012

Working On or Near Energized Lines June 2012

The job can be simple or complex: What it is.

Where it is. # of utilities. Traffic level.

Traffic control. What stays hot. Type of help.

Equipment. Equipment location, etc.

If we did a Hazard analysis for an insulator change on the transmission

circuit shown here what would you list? Emergency procedures. Others. Hold on the circuits?

Soft, marshy ground? Cover up and in! Equipment grounds.

Potential differences. So who is the expert?

The APPA safety manual since 1977. ASTM Standards Electrical PE 12th ed. ANSI A92.2 Vehicle-Mounted

Elevating and Rotating Aerial Devices 516 IEEE Guide for Maintenance Methods

on Energized Power Lines

The APPA safety manual since 1977. 601 Working On or Near Expose Energized Lines and Equipment.

a) Qualified employees; 1st aid, etc. b) Two employees present, c) 1 employee for switching, emergencies

d) Qualified & trainees in the hot zone, e) MAD

The APPA safety manual since 1977. 601 Working On or Near Expose Energized Lines and Equipment.

f) Work position g) Connect to de-energized lines first, h) Rings, watches, etc.

i) Report defective, lines, equipment, j) Work everything as hot until you proved its not.

The APPA safety manual since 1977. 601 Working On or Near Expose

Energized Lines and Equipment. k) Secondary windings of CTs and series shall be shorted before the load is. . .

l) Evaluate conditions before starting m) When two or more are working on the same structure only contact one voltage

n) Put a hold on the line before starting You cant have too much coverup!

602 Flexible Protective Equipment a) Should be considered partial pro

b) Shall not work hot unless protected c) Differences in potential shall be. . . .

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