WHY ARE STONES (GRAVEL) USED IN SUBSTATIONS?

Why are stones (gravel) used in substations?

At first glance, they may look like ordinary rocks—but they play a vital role in ensuring the safety and reliability of electrical substations.

+ Reduce step and touch voltage, improving worker safety

+ Provide excellent drainage during rain

+ Prevent weed growth and reduce maintenance

+ Minimize fire hazards from oil leaks

+ Keep the switchyard clean and accessible

+ Discourage snakes, rodents, and insects

 

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