Draw Surface Water Drop Paths

1. Click Analyze tabGround Data panelFlow Paths Water Drop  Find.
2. If more than one surface is available in the drawing, click the surface on which to perform the water drop analysis or press Enter to select a surface in the Select A Surface dialog box.
3. In the Water Drop dialog box, in the properties grid, click the Value column for the Path Layer property. Enter a name for the layer on which to draw the water drop polyline or click  to select a layer.
4. To specify the type of polyline to use for the water drop path, click the Path Object Type field. Select the type.
5. To specify whether to draw a marker at the start of the water drop path, click the Place Marker At Start Point field. Select either Yes or No.
6. To set the style for the start point maker, click the Start Point Marker Style property. Click  in the Value column.
   The Point Style dialog box is displayed.
7. Click OK.
   Note: To be certain that any changes that you make to the water drop settings persist, ensure that the drawing setting Save Command Changes To Settings is set to Yes. 
8. Click a point on the surface for the start of the water drop path.
9. Click another point to draw another water drop path or press Enter if finished.