PSI - Issue 63

Stanisław Majer et al. / Procedia Structural Integrity 63 (2024) 51–57

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obtained, with the most important being the parameters of the native soil. This was fine sand. Basic parameters of the sand are summarized in Table 2. Figure 1 shows the flowchart for the case study.

Table 2. Basic soil parameters. Parameter Optimum moisture content

Unit

Results

Standard

%

16.3 1.58

EN 13286-2 EN 13286-2 EN 13286-47

Maximum dry density

Mg/m 3

CBR

% M

22

Soil capillarity

0.42 1.35 82.3

-

Uniformity Coefficient d 60 /d 10

mm/mm

EN 933-1 EN 933-8

Sand equivalent

-

Coefficient of permeability

m/d

7.6

USBSC equation

Fig. 1 Flowchart for the case study.