Finished Basement House Plans, A walkout basement offers many advantages: it maximizes a sloping lot, adds square footage without increasing the footprint of the home, and creates Floor plan with finished basement. House plans to buy from architects and home designers.Houseplans with basements by nationally recognized architects and house designers. Also search our nearly 40,000 floor plans for your dream home. We can Walkout basement house plans are ideal if you are going to build a home on a sloping lot. Backyard access via the basement underscores indoor/outdoor living.Basement House Plans. Building a house with a basement is often a recommended - even necessary - step in the process of constructing a house. Depending Simple Home design picture, all picture is from Internet.