AvailabilityCondition

Table: AvailabilityCondition

Sub	Element	Usage	Card	Type	Description	Note
	@id	mandatory	1..1	xsd:string	Attribute id
	@version	mandatory	1..1	xsd:string	Attribute version
	FromDate	optional	0..1	xsd:dateTime	Start date of AVAILABILITY CONDITION.	Is equal to the start date of the timetable year or, more generally, the period in which the ValidDayBits apply.
	ToDate	optional	0..1	xsd:dateTime	End of AVAILABILITY CONDITION. Date is INCLUSIVE.	Is equal to the end date of the timetable year or, more generally, the period in which the ValidDayBits apply.
	ValidDayBits	mandatory	0..1	xsd:normalizedString	For UIC style encoding of day types String of bits, one for each day in period: whether valid or not valid on the day. Normally there will be a bit for every day between start and end date. If bit is missing, assume available.
	timebands	optional	0..1	timebandRefs_RelStructure	TIMEBANDS associated with JOURNEY FREQUENCY GROUP.	Can also be referenced
+	Timeband	optional	1..1	Timeband_VersionedChildStructure	A period in a day, significant for some aspect of public transport, e.g. similar traffic conditions or fare category.
+	TimebandRef	optional	1..1	TimebandRefStructure	Reference to a TIME BAND.