1. To determine the infiltration capacity of a soil, the following experiments were made with a ring infiltrometer having a diameter D=20cm. water was applied in order to maintain a constant water level inside the ring. a. Calculate the infiltration capacity, accumulated infiltration, and determine the parameters in the Horton equation with the help of the observations given in the following table. b. Use the results in (a) to calculate effective rainfall from 45mm rain during a period of 30 min. time(min) 0-10 10-20 20-30 30-40 | 40-50 50-60 60-70 70-80 80-90
1. To determine the infiltration capacity of a soil, the following experiments were made with a ring infiltrometer having a diameter D=20cm. water was applied in order to maintain a constant water level inside the ring. a. Calculate the infiltration capacity, accumulated infiltration, and determine the parameters in the Horton equation with the help of the observations given in the following table. b. Use the results in (a) to calculate effective rainfall from 45mm rain during a period of 30 min. time(min) 0-10 10-20 20-30 30-40 | 40-50 50-60 60-70 70-80 80-90
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:1. To determine the infiltration capacity of a soil, the following experiments were
made with a ring infiltrometer having a diameter D=20cm. water was applied in
order to maintain a constant water level inside the ring.
a. Calculate the infiltration capacity, accumulated infiltration, and determine the
parameters in the Horton equation with the help of the observations given in the
following table.
b. Use the results in (a) to calculate effective rainfall from 45mm rain during a period
of 30 min.
time(min) 0-10
10-20 20-30 | 30-40 | 40-50 50-60 60-70 70-80 80-90
28
Applied
Water
105
69
50
39
33
30
27
27
(mL)
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