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Note that the concept of "weekday ranges" (such as "MON-WED") is also not supported in this specification because it does not have a direct mapping in the current AIXM model for Timesheets and because sometimes there are confusions between MON-FRI and "working days". However, the automatic NOTAM generation rules for item D ensure that a set of consecutive weekdays with a similar start/end time will generate a "weekday range", according to the OPADD recommendations. This does not exclude implementing an HMI that allows the input of weekday ranges, for efficiency reasons. They will have to be converted into individual weekday records in AIXM.
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