Download a PDF of All Floors Susquehanna IV First Floor Susquehanna IV Alternate First Floor Susquehanna IV Second Floor Susquehanna IV Alternate Second Floor Susquehanna IV Optional Finished Lower Level You need to upgrade your Flash Player Details and dimensions shown on the floor plans are approximate and subject to change. Illustrations are artist concepts and may vary in detail from floor plans and specifications. Basements not available in all communities. Certain homesites may not accommodate all home types.