(A) A lot of record existing upon the effective date of this chapter in an R Residence District, which does not meet the requirements of this chapter as to area or width may be utilized for single-family dwelling purposes in R-1 zones and two-family dwelling purposes in R-2 zones; provided the measurements of the area and width are within 70% of the requirements of this chapter, but the lot of record shall not be more intensively developed unless combined with one or more abutting lots or portions thereof so as to create a lot meeting the requirements of this chapter.
(B) Except in the case of planned developments and multi-family residential as provided for hereinafter, no more than one principal building shall be located on a zoning lot.
(Ord. passed 10-11-1963)