Collection of selected, peer reviewed papers from the Fourth International Conference on Engineering Research and Development (ICERD 2012), September 4-6, 2012, Benin City, Nigeria. The 82 papers are grouped as follows: Chapter 1: Construction and Structures; Chapter 2: Electrical and Electronic Technology; Chapter 3: Information and Communication Technology; Chapter 4: Machines and Equipment; Chapter 5: Materials Processing; Chapter 6: Oil and Gas; Chapter 7: Renewable Energy; Chapter 8: Systems Design and Analysis; Chapter 9: Water, Waste and Environment.
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