IN CABLE TRENCH WHY FILL UP THE SAND. AND WHAT IS THE
DIFFERENCE BETWEEN OVER HEAD AND UNDER GROUND LAYING THE
CABLES

Answer Posted / k.prakashchandra

Sand remains in the form of loose grains forever,hence
location and removal of cable become easy.Overhead cables
require supporting structures and wires.

Is This Answer Correct ?    1 Yes 6 No



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