How deep should a discharge rod be anchored into firm ground?

The correct choice indicates that a discharge rod should be anchored into firm ground between 6 to 8 inches. This range ensures that the rod is sufficiently secure to withstand the forces associated with its intended use, such as anchoring equipment or stabilizing structures.

Anchoring a discharge rod within this depth helps prevent any unwanted movement or displacement, which could lead to malfunction or failure of the setup during operations. Additionally, this depth provides a balance between stability and ease of installation, as going deeper may complicate the placement without significantly enhancing security.

The choice reflects best practices in establishing a reliable anchor point while considering the nature of the soil and conditions of the ground. Using this standard depth contributes to overall safety and effectiveness in various operational scenarios.