Watertight Manhole

Definition

A Watertight Manhole is a cover for a vertical access shaft that prevents the elements from entering.

Purpose

The purpose of a watertight manhole is to provide secure access to underground utilities or spaces while preventing the ingress of water, debris, and other elements. This ensures the protection and integrity of the infrastructure below.

Examples of Use

• Sewer Systems: Used to prevent water from entering sewer access points during heavy rain.
• Utility Vaults: Provides dry access to electrical and telecommunications equipment underground.
• Storm Drains: Ensures that stormwater systems remain free of unwanted water infiltration.

Related Terms

• Manhole Cover: A removable plate covering the opening of a manhole, typically not watertight.
• Access Shaft: A vertical passage used for accessing underground utilities or spaces.
• Gasket: A sealing material used to create a watertight connection.

Notes

Watertight manholes are essential for maintaining the functionality and longevity of underground systems, especially in areas prone to flooding or heavy rainfall.