South Dakota Administrative Rules
20:54 - STATE PLUMBING CODE
Chapter 20:54:23 - Water conditioning hangers.
20:54:23:02 - Horizontal piping

20:54:23:02. Horizontal piping. Horizontal piping shall be supported at sufficiently close intervals to keep it in alignment and prevent sagging. Horizontal piping shall conform to the following standards:

(1) Steel threaded pipe which is one-inch diameter or less shall be supported at eight-foot intervals, over one-inch diameter at ten-foot intervals;

(2) Copper tubing shall be supported at approximately six-foot intervals for piping one and one-fourth inches and smaller and ten-foot intervals for piping one and one-half inches and larger;

(3) Plastic pipe shall be supported at intervals not exceeding four feet.

Source: SL 1975, ch 16, ยง 1; 12 SDR 91, effective December 2, 1985; 12 SDR 151, 12 SDR 155, effective July 1, 1986.

General Authority:SDCL 36-25-14, 36-25-15.

Law Implemented:SDCL 36-25-15.

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