Within the development as a whole, private garaged parking spaces shall be provided at an average ratio of at least 1.2 spaces per dwelling unit, and each dwelling unit shall be served by at least one private garage directly connected to the unit. Within the development as a whole, parking, including both private garaged spaces and on- and off-street parking, shall be provided consistent with the New Jersey Residential Site Improvement Standards, N.J.A.C. 5:2 1, which call for an overall ratio of at least two spaces per dwelling unit, provided that there shall be at least 1.8 parking spaces per one-bedroom unit, two spaces per two-bedroom unit and 2.2 parking spaces per three-bedroom unit. Parking shall be permitted only in designated spaces or areas.