Traditional lots. "Traditional lots" shall be defined as lots existing or created within or immediately adjoining lots in a subdivision recorded prior to the effective date of this chapter, where the majority of lots are 1/3 of an acre or less in area and said lots in the recorded plan comprise at least eight lots or one block, whichever is less. Lots created after the effective date of this chapter shall bear access to public water and public sewer or a community sewer system. Traditional lots shall meet the dimensional standards specified in § 27-1205, Neighborhood Planned Residential Development, as relating to single family detached structures, in lieu of those otherwise required by this section, with respect to required yards, lot size, and lot coverage.