Public health Engineering

Upon successful completion of the course, the students should be able to: 1. be aware of the importance of environmental sanitation and interventions to spread infectious diseases; 2. to design interventions in solid and hazardous waste treatment and management; 3. understand water and wastewater quality characteristics and their importance in every good public health; 4. plan and design onsite sanitation technology option in any given situation; and 5. understand the importance of natural self-purification on the water quality and environment.

Introduction to sanitary Engineering, Structure and growth of Micro-organisms. Sterilisation and culture techniques. Water use and water-related diseases. Physical, chemical and biological characteristics of water and wastewater, their determination and significance. Appropriate technology of water supply and treatment. Coagulation, storage, filtration, disinfection and distribution. Onsite sanitation; design and management of different types of non-water borne sanitation systems (traditional pit latrines and improved latrines), Water borne sanitation system (vaults, cesspools, septic tanks, pour flush toilets, relevant to Nigerian situation) and wastewater treatment. Sewage. Source and Effects of pollution. Water quality standards and controls. Agents of Air pollution, Effects and control. Management and finance of PHE systems. Introduction to self-purification of surface water bodies.