In order to run SewerGEMS inside Bentley Mapm, append the following lines to the user configuration "msgeo.ucf":

#----------------------------------------------------------------------

# Integrate SewerGEMS application

#----------------------------------------------------------------------

%if exists ($(MS_SEWERGEMS_ROOTDIR)config/appl/sewergems.cfg)

%include $(MS_SEWERGEMS_ROOTDIR)config/appl/sewergems.cfg

%endif

The file location is displayed at the top of the workspace dialog box (Bentley Map Menu > Workspace > About Workspace).