When a high voltage overhead line passes over or adjacent to any building the vertical clearance between the highest part of the building immediately under such liner, recommended in IE rules is of not less than:
When a high voltage overhead line passes over or adjacent to any building the vertical clearance between the highest part of the building immediately under such liner, recommended in IE rules is of not less than: Correct Answer 3.7 m
According to IE rule 80,
Where a high or extra-high voltage over-head line passes above or adjacent to any building or part of a building it shall have on the basis of maximum sag a vertical clearance above the highest part of the building immediately under such line, of not less than
(a) For high voltage lines up to and including 33,000 volts - 3.7 meters
(b) For extra-high voltage lines - 3.7 metres plus 0.3 metre for every additional 33,000 volts or part thereof
মোঃ আরিফুল ইসলাম
Feb 20, 2025