Preliminary Supports
- Last UpdatedJan 12, 2026
- 2 minute read
To create a standard preliminary support:
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Select the Preliminary Support icon
from the tool bar, or select Create > Preliminary Support... from the main menu.
The MDS Preliminary Supports form is displayed.

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Enter a name for the support to be created. You can also use the auto-naming feature by clicking on the
icon.
If a legal name is entered, the OK button on the form becomes active. Refer to the MDS Administrator Guide for further information.
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Select the support type required.
At any time when the Preliminary Supports form is displayed, you can click on the View button to see the engineering drawing corresponding to the selected support.
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Click OK.
The Preliminary Support creation form is displayed.
This form contains all of the available 18 preliminary supports. Support names and descriptions can be modified in the MDS Ancillary Defaults form. Refer to the MDS Administrator Guide for further information.
Example:
This example demonstrates how to create a support type ANCHOR.

Figure 7:2. Preliminary Support creation form
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Select the Create datum support atta button at the top of the form.
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When prompted to Identify tube of pipe, make a suitable selection.
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Position the preliminary support atta in the pipe. Do this in one of these ways:
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Use the Distance button with a distance value in the text field
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Use any of the available options available with the Through button
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Click OK when you have finished the support.
A graphical X identifies the preliminary support position.