DIN EN ISO 11275
Soil quality - Determination of unsaturated hydraulic conductivity and water-retention characteristic - Wind's evaporation method (ISO 11275:2004)
| Organization: | DIN |
| Publication Date: | 1 July 2014 |
| Status: | active |
| Page Count: | 17 |
| ICS Code (Hydrological properties of soils): | 13.080.40 |
scope:
This International Standard specifies a laboratory method for the simultaneous determination in soils of the unsaturated hydraulic conductivity and of the soil water-retention characteristic. It is applicable only to measurement of the drying or desorption curve. Application of the method is restricted to soil samples which are, as far as possible, homogeneous.
NOTE 1 An infiltrometer method can be used to determine hydraulic conductivities near saturation.
NOTE 2 ISO 11274 gives methods to determine the water-retention characteristic for matric heads between 0 cm and -1500 cm.
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