IFC 4.3.2.20240904 (IFC4X3_ADD2) under development
GUARDRAILANDSPOTSLEEPERS
Guard rail and spot sleepers.
GUARDRAILSONLY
Guard rail only.
SPOTSLEEPERSONLY
spot sleepers only.
OTHER
required category not on scale
NOTKNOWN
Value is unkown
UNSET
Value has not been specified
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