A- A layered sou nas the following: Top layer has the FC = 40% , PWP = 18% and depth = 50 cm. Initial water content = 26% by volume and PAD = 35%. Bottom layer has FC = 38%, PWP = 20% and depth = 60 cm. Actual water content = 30% by volume, PAD = 55%. Find the required depth of irrigation. Also, for each layer, show whether the irrigation was applied on time or not?

Principles of Foundation Engineering (MindTap Course List)
8th Edition
ISBN:9781305081550
Author:Braja M. Das
Publisher:Braja M. Das
Chapter16: Soil Improvement And Ground Modification
Section: Chapter Questions
Problem 16.10P
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A- A layered sou nas the following: Top layer has the FC = 40%, PWP = 18% and depth = 50 cm. Initial
water content = 26% by volume and PAD = 35%. Bottom layer has FC = 38%, PWP = 20% and depth =
60 cm. Actual water content = 30% by volume, PAD = 55%.
Find the required depth of irrigation. Also, for each layer, show whether the irrigation was applied on time
or not?
Transcribed Image Text:A- A layered sou nas the following: Top layer has the FC = 40%, PWP = 18% and depth = 50 cm. Initial water content = 26% by volume and PAD = 35%. Bottom layer has FC = 38%, PWP = 20% and depth = 60 cm. Actual water content = 30% by volume, PAD = 55%. Find the required depth of irrigation. Also, for each layer, show whether the irrigation was applied on time or not?
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