Sewer appurtenances are those structures and devices of a sewerage system which are constructed at suitable intervals along a sewer line to assist in the efficient operation and maintenance of the system. Following are the important sewer appurtenances: 1. Inlets 2. Catch Basins or Catch Pits 3. Clean-Outs 4. Manholes 5. Drop Manholes 6. Lamp-Holes 7. Flushing Devices 8. Grease [...]
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 [...]
List of top seven sewer appurtenances:- 1. Manholes 2. Lamp-Holes 3. Drop Manholes 4. Street Inlets 5. Catch Basins or Pits 6. Sand, Grease and Oil Traps 7. Ventilating Shafts. Sewer Appurtenance # 1. Manholes: A manhole is defined as the construction made to connect the ground level with the hole or opening made in the sewer line so that [...]