Computer · Environmental Engineering
Which of the following is a standard safe practice to permanently decommission or close an in-ground septic tank?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Leave the tank empty and seal the inlet
- 2Fill the tank with water
- 3Fill the tank with sand, gravel, or soil after pumping it out✓
- 4Close the tank with a lid only
Correct answer
Fill the tank with sand, gravel, or soil after pumping it out
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