Section 4: Soil and Water Conservation Engineering
Hydrology
Subtopic: Analysis of precipitation data
Question Statement:
Antecedent Moisture Conditions (AMC) for a soil are defined on the basis of total rainfall occurred during previous _____ days.
Official Answer Key:
5 to 5
Step-by-Step Solution & Explanation
• In the SCS Curve Number method, Antecedent Moisture Condition (AMC) classifies catchment wetness (AMC-I, II, III) based on the total rainfall received in the 5 days preceding the storm event.
• Final Answer: 5 days.
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