An object containing a system of geostechnical unit observations.Observations. Geotechnical units are bodies of earth material distinguished by oneor more characteristic engineering properties. Observations within a geounit systemmust not overlap.
Database handle for the object. It is of XML type ID, so is constrained to beunique in the XML document within which it occurs. An external identifier for the object inthe form of a URI may be constructed using standard XML and XPointer methods. This is doneby concatenating the URI for the document, a fragment separator, and the value of the idattribute.
Source
<element name="GeoUnitSystem" substitutionGroup="diggs:AbstractObservationSystem" type="diggs:GeoUnitSystemType"><annotation><documentation>An object containing a system of geostechnical unit observations. Observations. Geotechnical units are bodies of earth material distinguished by one or more characteristic engineering properties. Observations within a geounit system must not overlap.</documentation></annotation></element>