If the OBM is crashing when trying to access Design File Settings dialog when using NCDOT 10.09 workspace do the following:
MS_SYMBRSRC < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/symb/*.rsc
MS_ADDINPATH < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/
MS_ADDIN_DEPENDENCYPATH < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/
MS_DGNSET_APPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/scalesapp.dll
MS_DGNSET_APPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/notesapp.dll
MS_DGNSET_APPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/boltedfieldspliceapp.dll
MS_DGNSET_APPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/microstationtypicalsectionapp.dll
MS_DGNSET_APPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/microstationlrfrtableapp.dll
MS_SYMBRSRC < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/symb/*.rsc
MS_ADDINPATH < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/
MS_ADDIN_DEPENDENCYPATH < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/
MS_DGNAPPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/notesapp.dll
MS_DGNAPPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/boltedfieldspliceapp.dll
MS_DGNAPPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/microstationtypicalsectionapp.dll
MS_DGNAPPS < $(CIVIL_DISCIPLINES_ROOT)NCDOT_Structures/Standards/mdlapps/microstationlrfrtableapp.dll