Drop-off spaces On street drop-off space Floor surfaces should be firm, stable and a maximum of 2% gradient for running and cross slopeAn access zone should be provided on the passenger side. Minimum overhead clearance of 3600mm Off street drop-off space Floor surfaces should be firm, stable and a maximum of 2% gradient for running and cross slopeAn access zone should be provided on the passenger side. Minimum overhead clearance of 3600mm Previous articleAccessible parking access zonesNext article External path width