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23-Chem-B2 Environmental Engineering: May 2018

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Water Treatment Principles and VOC Adsorber Design
  2. Question 2 Particulate, Gas and Vapour Control Technologies
  3. Question 3 Soil Remediation and Environmental Sampling
  4. Question 4 Water Quality Measurement, BOD Test and Dissolved Air Flotation
  5. Question 5 pH Control / Ion Exchange / RO and Activated Sludge Design
  6. Question 6 Atmospheric Dispersion of SO2/NOx
  7. Question 7 Photochemical Smog and Odour Control

Start with Question 1 →

National Exam 16-Chem-B2, Environmental Engineering — May 2018. 3 hours, Closed-Book Exam with a candidate-prepared 8½×11" double-sided aid sheet. Any five (5) of the seven questions constitute a complete paper (100 marks); all seven are solved below for completeness.

Reference texts: Metcalf & Eddy (Tchobanoglous, Burton, Stensel), Wastewater Engineering: Treatment and Reuse, 4th ed.; Davis & Cornwell, Introduction to Environmental Engineering, 5th ed.; Turner, Workbook of Atmospheric Dispersion Estimates, 2nd ed.; Cooper & Alley, Air Pollution Control: A Design Approach, 4th ed.