POSC Specifications: Epicentre Version 3.0 | Logical Data Model |
This change describes the missing intervals for a subsurface rock segment. It also provides indicator of ordering for repeating intervals.
CHANGE ESM_subsurface_rock_segment ALTER ENTITY subsurface_rock_segment; ADD occurrence_number : OPTIONAL ndt_int4 (*<desc> This defines the order of occurrence - in increasing measured depth - for a subsurface rock segment.*); ADD top_missing_section : OPTIONAL ndt_length (*<desc> This describes the length of the expected subsurface rock segment that was not encountered at the top of subsurface rock segment.*); ADD base_missing_section : OPTIONAL ndt_length (*<desc> This describes the length of the expected subsurface rock segment that was not encountered at the base of subsurface rock segment.*); END_ENTITY; END_CHANGE;