When installing a ground ring, the installation must be installed a minimum of _____ feet deep and the length must be at least _____ feet long. when installing a ground ring, the installation must be installed a minimum of _____ feet deep and the length must be at least _____ feet long.

a. 2.5', 20'
b. 3', 30
c. 2.5', 10'
d. 2', 20'



Answer :

Answer:

a. 2.5', 20'

Explanation:

When installing a ground ring, the installation must be installed a minimum of 2.5 feet deep and the length must be at least 20 feet long.