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Table 3

Soil hydraulic parameters of the van Genuchten - Mualem model for the different filter materials as results of the simulations using Inverse Solution in HYDRUS

Filter materialParameterQrQsαnKs.l
Unitcm³.cm³cm³.cm³cm−1cm.h−1
Sand 0.06–4 mma 0.045 0.42 0.065 3.164a 128 0.974 
Coarse sand 1–4 mmb 0.063 0.37 0.124 3.2 3,300 0.49 
Gravel 4–8 mmc 0.105 0.38 0.133 9,000 0.013 
Filter materialParameterQrQsαnKs.l
Unitcm³.cm³cm³.cm³cm−1cm.h−1
Sand 0.06–4 mma 0.045 0.42 0.065 3.164a 128 0.974 
Coarse sand 1–4 mmb 0.063 0.37 0.124 3.2 3,300 0.49 
Gravel 4–8 mmc 0.105 0.38 0.133 9,000 0.013 

aCanet Martí et al. (2018).

bPucher et al. (2017).

cThis study.

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