Floor Plans: Shows the placement of walls and the dimensions for rooms, doors, windows, stairways, etc. 4700 Square Foot 4-Bedroom Shingle Style House Plan with 3-Stall Garage.This sophisticated, stylish house design will surely make a statement. Dimension strings are drawn parallel to the element with 45º "hash marks" at each end of the dimension string indicating where the measurement starts and ends. This multi-family plan includes 2 units. Beautifully Laid Out Contemporary Floor Plan. Fill out the application in it's entirety. In this tutorial I'm going to show you how to draw this building plan in AutoCAD so you can see that in the planning I have the ground floor plan.