| Name | Type | Description | 
| Colour | 
P_SINGLEVALUE
/
IfcLabel
 | 
Stratum colour
 | 
| IsTopographic | 
P_SINGLEVALUE
/
IfcLogical
 | 
Is the stratum ever topmost and so a visible topographic feature
 | 
| PiezometricHead | 
P_SINGLEVALUE
/
IfcPositiveLengthMeasure
 | 
Pressure head of water content.
 | 
| PiezometricPressure | 
P_SINGLEVALUE
/
IfcPressureMeasure
 | 
Pressure of water content.
 | 
| Status | 
P_SINGLEVALUE
/
IfcLabel
/
 PEnum_ElementStatus | 
Status of the element, predominately used in renovation or retrofitting projects. The status can be assigned to as "New" - element designed as new addition, "Existing" - element exists and remains, "Demolish" - element existed but is to be demolished, "Temporary" - element will exists only temporary (like a temporary support structure).
 | 
| Texture | 
P_SINGLEVALUE
/
IfcLabel
 | 
Stratum texture
 |