Use the Reference Points form to specify the location of a reference point that is then projected as a vertical line. Click the Add button and then specify the location of the X and Y ordinate as measured relative to the grid system origin.
Note that if multiple grid systems have been identified in the model, select the desired grid system on the Edit Story and Grid System Data form before accessing the Grid System Data form and clicking the Modify/Show Reference Points button.
See Also
Access the Reference Points form as follows:
Method 1:
Click the File menu > New Model command to display the New Model Quick Templates form.
Select the Custom Grid Spacing option
Click the Edit Grid Data button to display the Grid System Data form.
Click the Modify/Show Reference Points button.
Method 2
Click the Edit menu > Edit Stories and Grid Systems command to access the Edit Story and Grid System Data form.
Note: If the Options menu > Allow Multiple Towers command has been enabled, the Edit menu > Towers, Stories and Grid Systems command will be available and used in place of the Edit Stories and Grid Systems command to access the Tower, Story and Grid System Data form.
Highlight a Grid System definition in the Grid Systems display area.
Click the Modify/Show Grid System button to display the Grid System Data form.
Click the Modify/Show Reference Points button.