(i) “Housing project” means any work or undertaking (1) to demolish, clear or remove buildings from any slum area, which work or undertaking may embrace the adaptation of such area to public purposes, including parks or other recreational or community purposes; or (2) to provide decent, safe and sanitary urban or rural dwellings, apartments or other living accommodations for families of low or moderate income, which work or undertaking may include buildings, land, equipment, facilities and other real or personal property for necessary, convenient or desirable appurtenances, streets, sewers, water service, parks, site preparation, gardening, administrative, community, recreational, commercial or welfare purposes and may include the acquisition and rehabilitation of existing dwelling units or structures to be used for moderate or low rental units; or (3) to accomplish a combination of the foregoing. The term “housing project” also may be applied to the planning of the buildings and improvements, the acquisition of property, the demolition of existing structures, the construction, reconstruction, alteration and repair of the improvements and all other work in connection therewith and may include the reconstruction, rehabilitation, alteration, or major repair of existing buildings or improvements which were undertaken pursuant to parts II and VI of this chapter.
(j) “Mayor” means, for cities, the mayor and, for boroughs, the warden.