Fire Escape

Start 3D Model Builder (Geometry Pack)

Create the stair model

(click here to build)

Click on and Project OpenChild ModelsFire EscapeFire Escape

Draw (add) the stair model

Press Draw as the action

Press Child Models to work with child models

Press the right mouse button and select Add Model from the menu

Add the child model stair

Copy and Flip X

Press Scale as the action

Click on the stair model to select it

Press the right mouse button and select Flip X (Copy) from the menu

Flip Y

Press the right mouse button and select Flip Y from the menu

Move the model

Move model up and into place it as illustrated

Create level 2

Select both models

Copy (hold CONTROL key) and move the stair models up to the next level, 2

Create level 3

Copy (hold CONTROL key) and move the stair models up to the next level, 3

Press Save to save the model