With the Trapezoid Vault command, you can quickly draw the trapezoid vault truss type, which is one of the prepared truss types, and adjust your truss heights from its settings.
Trapezoid Vault Truss Schematic Drawing:
Location of the Trapezoid Vault Command
You can access it from the ribbon menu Steel tab Macro heading.
Click on the trapezoid vault command.
Open the Truss Settings dialog by clicking the Settings icon from the Trusses toolbar .
In the Heights tab , enter the heights h1, h2 and h4for trapezoid vault.
Click the OK button to close the dialog.
Move the mouse cursor over the column. When the cursor changes shape, click the left mouse button. When the cursor changes shape, click the left mouse button.
After you have determined the first point of the truss, put the cursor on the second column and create your second point. The program will create trusses.
Entering 80 cm for h1, h2 and 160 cm for h4 in the height tab of the truss settings
Creating the first point of the truss
Determination of the second point of the truss and the formation of the truss