“Redevelopment” defined

1. “Redevelopment” means the planning, development, replanning, redesign, clearance, reconstruction or rehabilitation, or any combination of these, of all or part of a redevelopment area, and the provision of such residential, commercial, industrial, public or other structures or spaces as may be appropriate or necessary in the interest of the general welfare, including: (a) Recreational and other facilities appurtenant thereto. (b) Eligible railroads or facilities related to eligible railroads. (c) The alteration, improvement, modernization, reconstruction or rehabilitation, or any combination thereof, of existing structures in a redevelopment area. (d) Provision for uses involving open space, such as: (1) Streets and other public grounds; (2) Space around buildings, structures and improvements; (3) Improvements of recreational areas; and (4) Improvement of other public grounds. (e) The replanning, redesign or original development of undeveloped areas where: (1) The areas are stagnant or used improperly because of defective or inadequate layouts of streets, faulty layouts of lots in relation to size, shape, accessibility or usefulness, or for other causes; or (2) The areas require replanning and assembly of land for reclamation or development in the interest of the general welfare because of widely scattered ownership, tax delinquency or other reasons. 2. “Redevelopment” does not exclude the continuance of existing buildings or uses whose demolition and rebuilding or change of use are not deemed essential to the redevelopment and rehabilitation of the area.