BICSI
RCDDV15 · Question #251
What is a simplified cone of protection for lightning strikes as it pertains to a structure (building, pole, etc.)?
The correct answer is C. A base radius equal to the height of the structure. See the full explanation below for the reasoning.
Grounding and Bonding
Question
What is a simplified cone of protection for lightning strikes as it pertains to a structure (building, pole, etc.)?
Options
- A43 m (140 ft)
- BA base diameter equal to the height of the structure
- CA base radius equal to the height of the structure
- D50% of the height of the structure in any direction
How the community answered
(24 responses)- A4% (1)
- B13% (3)
- C79% (19)
- D4% (1)
Topics
#lightning protection#cone of protection#structural grounding#telecommunications infrastructure
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