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, § 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.