An electrical earthing system must have an earthing inspection chamber, commonly referred to as an earth pit or an earth inspection pit. To house the electrical earthing connections and assure appropriate earthing of electrical systems, a small enclosure or pit is built in the ground. An earthing system's main goal is to offer a secure conduit for the dissipation of fault currents, protecting persons and property in the process.

An overview of earthing inspection chambers is shown below.

Location: The primary electrical panel or transformer, where the earthing connections are established, is typically close by the earthing inspection chamber.
Construction: To safeguard the connections and stop corrosion, the chamber is often composed of sturdy materials like metal, PVC, or concrete.

Cover: It has a strong cover that is simple to take off for cleaning and maintenance. Debris, water, and other foreign things are kept out of the chamber by the cover.

Connections: The various earthing conductors are connected to the chamber's terminals or bars via various earthing conductors. These conductors are used to ensure that various electrical devices and systems are correctly grounded.

An earth electrode, which is a metal rod or plate buried down in the ground, is connected to the earthing inspection chamber. This electrode aids in successfully dissipating fault currents into the earth.

Inspection and Maintenance: The efficiency of the earthing system, including the inspection chamber, depends on routine inspection and maintenance. Any corrosion, loose connections, or other issues are noted during inspections.