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Sanitary Engineering (ENCE 305): Chapter 1 Introduction Notes 2025
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Introduction to Sanitary Engineering Notes
SANITARY ENGINEERING (ENCE 305)
Chapter 1: Introduction
2 Hours 3 Marks

Introduction to Sanitary Engineering Notes

About this Chapter

This document contains the complete notes for Chapter 1: Introduction of Sanitary Engineering (ENCE 305). This foundational chapter sets the stage for the entire course, covering the objectives of wastewater management, essential definitions, and the evolution of sanitation systems.

Students will learn the key differences between conservancy and water carriage systems, understand various sewerage system types (separate, combined, partially separate), and grasp the overall schematic of wastewater and solid waste management from collection to disposal. The chapter emphasizes the environmental and public health significance of proper sanitation.

Syllabus: Introduction to Sanitary Engineering

1. Introduction (2 hours)
2 hours
3 Marks

1.1 Sanitary engineering: Environment, water sanitation, and hygiene aspects. The role of sanitary engineering in protecting public health and the environment through proper management of water and waste.

1.2 Objective of wastewater treatment, disposal, and management. Goals include pollution prevention, resource recovery, and safeguarding receiving water bodies.

1.3 Definitions: Sewage/wastewater; Domestic sewage; Industrial sewage; Sanitary sewage; Storm water; Sullage; Sewer; Black water; Brown water; Yellow water; Grey water; Sewerage; Garbage; Rubbish; Solid waste.

1.4 Historical development and importance of wastewater management (Global to national context). Evolution from ancient drainage systems to modern treatment plants; significance in urban development.

1.5 Sanitation systems (Conservancy and water carriage systems) with merits and demerits. Comparison of dry latrines, cesspools (conservancy) vs. modern sewer systems (water carriage).

1.6 Sewerage systems and types (Separate, combined, and partially separate systems) with merits, demerits, and engineering significance. Selection criteria based on topography, cost, and treatment requirements.

1.7 Typical schematic diagram of wastewater and solid waste management methods: Collection, conveyance, treatment, and disposal.


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Teacher: Prof. Ramesh Adhikari / IOE Syllabus
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