10.12.2012 Views

Metric Tutorials - Autodesk

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11 On the Basics tab of the Design Bar, click Modify.<br />

12 Select the rafter you added previously.<br />

13 On the Options Bar, click .<br />

14 In the Element Properties dialog, under Other, enter 11750 mm for Length, and click OK.<br />

The rafter should now span the entire vertical length of the proposed roof system.<br />

15 On the Edit menu, click Array.<br />

16 On the Options Bar, specify the following:<br />

■ Clear Group and Associate.<br />

■ Enter 5 for Number.<br />

■ Select 2nd for Move To.<br />

■ Select Constrain.<br />

You are creating an array of five rafters that are 990 mm apart.<br />

17 Zoom in on the intersection of the lower end of the rafter and the intersecting beam; click in<br />

the center of the intersection to specify the array start point.<br />

Creating the Roof System Design Options | 603

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