The Country Single Family plan is a 4 bedroom, 3 bathrooms, and 2 car Side Entry garge home design. View The Allegheny model available from Ryan Homes.The Allegheny features 1823 sq. The main level offers vaulted ceilings in the foyer, primary bedroom, and great room. This generous height continues across the two covered back porches. Square footages are approximate. This Article V includes specific standards for the design of subdivisions and land developments and requirements for improvements. How the Process Works. Property owners, representatives or contractors must file any necessary permits in the municipality where the work is being performed.