Level & Size Blocks

TOOLBAR
COMMAND LINE ELEVS, ATTDEF, DDEDIT
SHIFT/RIGHT CLICK CADmep > Levels

Blocks with attribute definitions can be used to create custom Level \ Size Labels:

- attributes for Levels for reference to the Top, Centre or Bottom of Objects

- attributes for Size for Object Width, Depth & Diameter

Attribute definitions

Cad-Duct/CAD-Mech supports the following attribute definitions

Level attributes

Attribute Definition: Levels from: Object Reference:
TOP Absolute Zero Top
MID Absolute Zero Centre
BTM Absolute Zero Bottom
STOP Soffit Top
SMID Soffit Centre
SBTM Soffit Bottom
FTOP Elevation Datum (Finished Floor Level) Top
FMID Elevation Datum (Finished Floor Level) Centre
FBTM Elevation Datum (Finished Floor Level) Bottom

Size attributes

Atribute Definition:
WIDTH
DEPTH
DIA

Example - Duct work - Reporting Levels from Soffit & Absolute to Bottom of Duct

Creating Attribute Definitions

  1. Type ATTDEF at the command line.

  2. Type SBTM as the first Attribute Tag.
  3. The recommendation is that the Text Style height is set to a value of 1 as this is eventually scaled by the Level - Text Style height value.
    Note: If the Text Style Height field is greyed out, this indicates that the Text Style being used already has a height pre-assigned (Tools > Format > Text Style).
  4. Click Ok to add the Attribute Definition to the drawing (unless specified will located @ 0,0,0).
  5. Locate the Attribute Definition - Copy the SBTM definition to create the second Attribute Definition below the first, then use the DDEDIT command to rename the Attribute to BTM, as shown below:

  6. Use the BLOCK command to create a Block Definition, select the ACAD Text, Attribute Definitions & Level value box.
    Note: Level Blocks should be created on ACAD - Layer 0, by doing this they inherit the currently selected layer properties (this also allows the text layer to be frozen independently from the 3D duct layer - may require a REGEN).
  7. Enter a Block Definition Name e.g. "Soffit_Absolute"
  8. Click Ok to the Block definition dialogue.

Assigning the Block Definition to the Service - Service Type

  1. Select the correct Service from drop-down menu e.g. HVAC - General Supply
  2. Select the correct Service Type and assign the Block Definition created earlier, as show below:

  3. Click Close.
  4. Click Apply/Ok to the Setup Services dialogue.

Adding the Block Levels Label

  1. Add a Rectangular Duct Item to the drawing.
  2. Select the Levels button .
  3. Select the Rectangular Duct Item.



Example Pipe work - Reporting Levels from Elevation Datum (Finished Floor Level) to Centre Line

Creating Attribute Definitions

  1. Type ATTDEF.

  2. Type FMID as the first Attribute Tag.
  3. Check that the Text Style height is set to a value of 1.
  4. Click Ok to add the Attribute Definition to the drawing (unless specified located @ 0,0,0).
  5. Create ACAD Text for the Level description, as per Example below "CL" - if desired create a Levels' value box.



  6. Use the BLOCK command to create a Block Definition, select the ACAD Text, Attribute Definition & Level value box.
  7. Enter a Block Definition Name e.g. "Elevation_CL".
  8. Click Ok to the Block definition dialogue.
    Note: When setting Soffit or Elevation datum's refer to the Sections topic.

Assigning the Block Definition to the Service - Service Type

  1. Select the correct Service from drop-down menu e.g. Water & Liquid Supplies - Mains Cold Water
  2. Select the correct Service Type and assign the Block Definition created earlier, as show below:

  3. Click Close.
  4. Click Apply/Ok to the Setup Services dialogue.

Adding the Block Level Label

  1. Add a Pipe work Item to the drawing.
  2. Select the Levels button

    .
  3. Select the Pipe work Item.

Example - Steel work - Levels from Absolute to Top of Steel work

Creating Attribute Definitions

  1. Type ATTDEF.

  2. Type TOP as the Attribute Tag.
  3. Check that the Text Style height is set to a value of 1.
  4. Click Ok to add the Attribute Definition to the drawing (unless specified located @ 0,0,0).
  5. Create ACAD Text for the Level description, as per Example below "T.o.S" - if desired create a Levels' value box.

  6. Use the BLOCK command to create a Block Definition, select the ACAD Text, Attribute Definition & Level value box.
  7. Enter a Block Definition Name e.g. "Top of Steel".
  8. Click Ok to the Block definition dialogue.
  9. Click Ok to the Edit Attributes dialogue.
    Note: When setting Soffit or Elevation datum's refer to the Sections topic.

Assigning the Block Definition to the Service - Service Type

  1. Select the correct Service from drop-down menu e.g. Structural - Steelwork Structural
  2. Select the correct Service Type and assign the Block Definition created earlier, as show below:

  3. Click Close.
  4. Click Apply/Ok to the Setup Services dialogue.

Adding the Block Level Label

  1. Add a Structural Steel Item to the drawing.
  2. Select the Levels button

    .
  3. Select the Structural Steel Item.

Parent topic: Object Annotation