[GATE NOTES] Environmental Engineering – GATE, IES, Govt Exams – Handwritten Notes – Free Download PDF

ENVIRONMENTAL ENGINEERING

GATE – IES – GOVT EXAMS – HANDWRITTEN NOTES

ACE ACADEMY TRAINING NOTES

FREE DOWNLOAD PDF

TITLE : ENVIRONMENTAL ENGINEERING – GATE/IES/OTHER GOVT EXAMS HANDWRITTEN MATERIAL

SUBJECT : ENVIRONMENTAL ENGINEERING

IDEAL FOR : GATE,IES, PSU’S – CIVIL ENGINEERING, TSPSC AE/AEE, OTHER CIVIL ENGINEERING GOVERNMENT SECTOR EXAMS.

CONTENTS : ALL THE TOPICS UNDER GATE/IES ENVIRONMENTAL ENGINEERING SYLLABUS

Environmental engineering: Objectives are to protect human against environmental factors and to protect environment against human actions

Water supply engineering : Objectives are to supply right quality water as per needs of the public

Water demands of a community :

• Domestic water demands 50 to 60%
• Industrial water demands
• Institutional or commercial water demand
• Demand for public use
• Demands to corporate losses and theft 15 to 20%

Factors affecting water demand :

• Size of community
• Climatic conditions
• Socioeconomic status of people
• Pressure
• Method of supply
• Type of coverage
• Cost of water
• Quality of water

Quality of water (Testing of water)

• To know the extent of impurities present in water based on this method and degree of treatment is decided
• To ensure the quality of treated water before supply

Impurities in water :

• Based on the size of impurities a.suspended impurities b.colloidal impurities c.dissolved impurities
• Based on nature of impurities a.organic impurities if present in water that promote growth of microorganisms b.inorganic impurities of national origin are harmless but that induced by humans are hazardous example : cadmium, chromium, nickel,lead, zinc, mercury, etc are toxic

Turbidity : Opaqueness in water is known as turbidity It is the resistance to passage of light through water by the particles. turbidity in water is caused by suspended and Colloidal substances. smaller particles high turbidity. larger particles large turbidity.

DOWNLOAD LINK :  ENVIRONMENTAL ENGINEERING – GATE/IES/GOVT EXAMS – ACE ACADEMY HANDWRITTEN NOTES – FREE DOWNLOAD PDF – CIVILENGGFORALL 

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