Additional disciplines need to be added for drawing upload descriptions. At a minimum, there should be ones that say MECHANICALS COMBINED, FIRE PROTECTION, TECHNOLOGY, INTERIORS, and FOOD SERVICE. These are common everyday designations for drawing sets in the construction industry.
Sage CM already offers customizable Drawing Disciplines that are Subscription Specific. Please review this help topic and then let us know if that answers your question: https://help.sagecm.intacct.com/Content/Administration/Settings/FeatureSettings/FeatureSettings_Drawings.htm. Please keep those suggestions coming.