Pretty list of all Family Categories that are associated with a geometric element. Comments exist for the purpose of translating distinct changes from the plain text Name.

Geometric Family Categories

BuiltInCategory.OST_Assemblies,
BuiltInCategory.OST_BridgeAbutments,
BuiltInCategory.OST_AbutmentFoundations,
BuiltInCategory.OST_AbutmentPiles,
BuiltInCategory.OST_AbutmentWalls,
BuiltInCategory.OST_ApproachSlabs,
BuiltInCategory.OST_DuctTerminal,
BuiltInCategory.OST_AudioVisualDevices,
BuiltInCategory.OST_BridgeBearings,
BuiltInCategory.OST_BridgeCables,
BuiltInCategory.OST_BridgeDecks,
BuiltInCategory.OST_BridgeFraming,
BuiltInCategory.OST_BridgeArches,
BuiltInCategory.OST_BridgeFramingCrossBracing,
BuiltInCategory.OST_BridgeFramingDiaphragms,
BuiltInCategory.OST_Girder,
BuiltInCategory.OST_Truss,
BuiltInCategory.OST_CableTrayFitting,
BuiltInCategory.OST_CableTrayRun,
BuiltInCategory.OST_CableTray,
BuiltInCategory.OST_Casework,
BuiltInCategory.OST_Ceilings,
BuiltInCategory.OST_Columns,
BuiltInCategory.OST_CommunicationDevices,
BuiltInCategory.OST_Conduit,
BuiltInCategory.OST_ConduitFitting,
BuiltInCategory.OST_DataDevices,
BuiltInCategory.OST_Doors,
BuiltInCategory.OST_DuctAccessory,
BuiltInCategory.OST_DuctFitting,
BuiltInCategory.OST_DuctCurves, // Regular Ducts
BuiltInCategory.OST_DuctTerminal, // Air Terminals
BuiltInCategory.OST_ElectricalEquipment,
BuiltInCategory.OST_ElectricalFixtures,
BuiltInCategory.OST_Entourage,
BuiltInCategory.OST_ExpansionJoints,
BuiltInCategory.OST_FireAlarmDevices,
BuiltInCategory.OST_FireProtection,
BuiltInCategory.OST_Floors,
BuiltInCategory.OST_FoodServiceEquipment,
BuiltInCategory.OST_Furniture,
BuiltInCategory.OST_FurnitureSystems,
BuiltInCategory.OST_GenericModel,
BuiltInCategory.OST_LightingDevices,
BuiltInCategory.OST_LightingFixtures,
BuiltInCategory.OST_MechanicalEquipment,
BuiltInCategory.OST_NurseCallDevices,
BuiltInCategory.OST_Parking,
BuiltInCategory.OST_BridgePiers,
BuiltInCategory.OST_PierCaps,
BuiltInCategory.OST_PierColumns,
BuiltInCategory.OST_PierPiles,
BuiltInCategory.OST_BridgeTowers,
BuiltInCategory.OST_PierWalls,
BuiltInCategory.OST_Planting,
BuiltInCategory.OST_PipeCurves, // Regular Pipes
BuiltInCategory.OST_PipeFitting,
BuiltInCategory.OST_PipeInsulations,
BuiltInCategory.OST_PipeAccessory,
BuiltInCategory.OST_PlumbingFixtures,
BuiltInCategory.OST_Railings,
BuiltInCategory.OST_RailingTopRail,
BuiltInCategory.OST_RailingSupport,
BuiltInCategory.OST_RailingTermination,
BuiltInCategory.OST_Roads,
BuiltInCategory.OST_Roofs,
BuiltInCategory.OST_SecurityDevices,
BuiltInCategory.OST_Signage,
BuiltInCategory.OST_Site,
BuiltInCategory.OST_SpecialityEquipment,
BuiltInCategory.OST_Sprinklers,
BuiltInCategory.OST_Stairs,
BuiltInCategory.OST_StairsRuns,
BuiltInCategory.OST_StairsSupports,
BuiltInCategory.OST_StairsLandings,
BuiltInCategory.OST_StructuralColumns,
BuiltInCategory.OST_StructConnectionPlates,
BuiltInCategory.OST_StructSubConnections,
BuiltInCategory.OST_StructuralFoundation,
BuiltInCategory.OST_StructuralFraming,
BuiltInCategory.OST_StructuralStiffener,
BuiltInCategory.OST_StructuralTendons,
BuiltInCategory.OST_TelephoneDevices,
BuiltInCategory.OST_TemporaryStructure,
BuiltInCategory.OST_Topography,
BuiltInCategory.OST_VerticalCirculation,
BuiltInCategory.OST_VibrationManagement,
BuiltInCategory.OST_VibrationDampers,
BuiltInCategory.OST_VibrationIsolators,
BuiltInCategory.OST_Walls,
BuiltInCategory.OST_Windows,
BuiltInCategory.OST_Casework,
BuiltInCategory.OST_CurtainWallMullions,
BuiltInCategory.OST_CurtainWallPanels,
BuiltInCategory.OST_StructuralColumns,
BuiltInCategory.OST_CurtainGrids,
BuiltInCategory.OST_CurtainWallMullions,
BuiltInCategory.OST_Lines,
BuiltInCategory.OST_EdgeSlab,
BuiltInCategory.OST_FlexDuctCurves, // Flex Ducts
BuiltInCategory.OST_Rebar,