70:02:04:09Minimum requirements for heliports.

To be eligible for commission approval, all classifications of heliports must meet the following requirements: (1) For a single pad heliport, there must be a touchdown pad at least fifty feet in diameter with a safety zone, free of all obstructions, extending outward for a distance of at least fifty feet beyond the outer edge of the touchdown pad; (2) For a multiple pad heliport, touchdown pads must be arranged in appropriate multiples having a minimum edge to edge distance of one hundred feet between safety zones as described in subdivision (1) of this section; and (3) Approaches to permit landings and takeoffs in the prevailing wind direction must have a slope of 10:1, or better, and the side slope in all other directions must be 5:1, or better, with both slopes extending outward until a height equal to the minimum enroute altitude is reached.

Source: SL 1975, ch 16, § 1; 13 SDR 129, 13 SDR 134, effective July 1, 1987; 52 SDR 10, effective August 4, 2025.