Manholes: Classification and Components | Devices | Waste Management
In this article we will discuss about the classification, dimensions and component parts of a manhole. Classification and Dimensions of Manholes: Manholes are classified according to depth as: (i) Shallow manholes, (ii) Normal manholes, and (iii) Deep manholes. (i) Shallow Manholes: Shallow manholes are those which are about 0.75 to 0.90 m in depth. These manholes are of rectangular shape [...]