This document discusses corruption in the civil engineering sector. It defines different types of corruption including petty, grand, and systemic corruption. It then discusses causes of corruption in the construction industry, including blackmailing, political interference, and close relationships between contractors. Forms of corruption are categorized as contractor-related, such as bribery to win contracts, or professional-related, like disclosure of confidential pricing. Consequences are lower economic growth and investment. Strategies to prevent corruption include developing an ethical culture, instituting checks and supervision over project lifecycles.