Set the horizontal distance between outside edges of the outermost supports (the nominal span).

Sets the height at which the truss is placed relative to the data point or active ACS plane.

Sets the ridge (peak) height above ground level. The height measured from the bottom of the wall to the top of the truss ridge (peak).

Sets the variables pertaining to the left/right top chord of truss. Left/right values can be automatically synchronized by toggling the lock icon.

Sets the slope of left/right top chords in degrees.

Sets the length by which the truss extends past the outside edge of the outermost support.

Set the thickness of tie (horizontal) members.