The system of laying, underground cables adopted in congested areas where _______ and inconvenient is
Draw - in - system
Solid system
Direct system
Any of the above
Draw - in - system
Draw-in-system :-In this method, cast iron orl concrete pipes or ducts are laid underground with manholes at suitable position along the cable route. It is used in congested areas, road crossing, bridge crossing, railway crossing.
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