Object Class: Stacked on/stacked under
Prohibited for ENC
Set Attribute_B: INFORM; NINFOM; NTXTDS; PICREP; SCAMAX; SCAMIN; TXTDSC;
Set Attribute_C: RECDAT; RECIND; SORDAT; SORIND;
Used to identify the order of stacking of objects (eg. bridge on top of road).
The order in which objects are stacked is indicated in the Feature Record to Feature Objec t Pointer field (FFPT, refer to S-57 Part 3).
Distinction: aggregation; association;