Classification of Irrigation Work or Projects The irrigation projects can be classified as: (1) major, (2) medium (3) minor based on financial limits or expenditure involved in the scheme. Major–More than Rs. 50 million - It covers cultural command area of more than 10,000 ha. Medium–Rs. 2.5-50 million - It covers cultural command area of 2000–10,000 ha. Minor–less than Rs. 2.5 million - It covers cultural command area of 2,000 hectares. https://agriexamlibrary.in/courses/ 1.3K viewsedited 14:40