Answered: 12 cm, and the outside diameter of the…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A slug test is performed in a well screened below the water table. The screen is 2 m long, the inside diameter of the casing is 12 cm, and the outside diameter of the well screen is 20 cm.

Analyze this test and give the best estimates for Kr and Ss for the formation at this well screen.

Give the highest Kr and associated Ss that provide a reasonable fit in the analysis. Do the same for the lowest Kr and associated Ss that provide a reasonable fit.

Table 8.5 Problem I
t (sec)
h (m)
static
49.43
47.26
4
47.28
6
47.30
10
47.33
20
47.38
30
47.42
50
47.52
80
47.63
120
47.77
200
48.02
300
48.24
400
48.43
700
48.78
1200
49.10
2000
49.29
Table 8.6 Problem 2
Elapsed Time (sec) Head (m)
static
345.23
349.77
5
347.08
10
346.39
20
345.70
30
345.44

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