Adjust Profile

The Adjust Profile command allows you to select one or many linestrings and apply a vertical adjustment to the profile of the string using serval different methods. This command is particularly useful for creating new strings allowing for Hog adjustment in bridge decks.

1. Click in the Select Line(s) field and then in a graphic view select the data you want to convert. Click Options for additional selection options.
2. Select a Vertical profile parameter.
   • Profile bulge – Vertical adjustment value to be used with one of the vertical shape methods.
   • Horizontal tolerance – Horizontal tolerance for linearizing the line. Must be greater than 0.
   • Vertical tolerance – Vertical Tolerance for linearizing the line. Must be greater than 0.
   • Maximum chord length – The maximum segment length on the newly created line.
3. Check the Preserve horizontal alignment box to maintain the existing horizontal geometry of the line. If unchecked the horizontal component will be chorded.
4. Choose the Layer and colour settings to use.
   • Layer – Select or create a layer for the new lines.
   • Color – Select a colour for the new lines.
5. Choose the Vertical shape with which to apply the profile adjustment.
   • Arc profile – Apply the adjustment value using an arc.

     Clicking this option enables you to use Half arc and anchor at one end of the line.

   • Parabolic profile – Apply the adjustment value using a parabola.

     Clicking this option enables you to use Half parabola and anchor at one end of the line.

   • Linear profile – Apply the adjustment value linearly using one end as an anchor.
6. Use Profile anchor position to choose which end of the line to hold at the existing level with no change.
7. Click Apply to create the new linestrings with adjusted profiles.
8. Click Close to end the command.

   Note: If the linestring contains VPI’s you may wish to convert it to horizontal only for this command to work on them using the "Convert to Horizontal Linestring" command.

Example: