Town of Gardiner NY Development of Floodplains section 220-18, regulates development in the floodplains of Gardiner. Section 220-18(D) establishes conditions in which variances may be issued to include: reconstruction or restoration of structures listed in the National Registry of Historic Places, for good cause, and for showing that substantial hardships will result without the variance. Conditions that will be taken into account when the Zoning Board of Appeals reviews appeals are also included in this section.