20:54:23:02Horizontal
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
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 ↗Amended by SB51 (2021) — transfer licensure of individuals who may alter, repair, construct, or install oAmended by SB29 (2020) — repeal provisions regarding manufactured and mobile home plumbing licenses and r
- SDCL 36-25-15 ↗Amended by SB25 (2025) — Clarify the adoption and use of the plumbing code.Amended by HB1044 (2022) — adopt the 2021 edition of the Uniform Plumbing Code, and allow for selective ado
Law Implemented
- SDCL 36-25-15 ↗Amended by SB25 (2025) — Clarify the adoption and use of the plumbing code.Amended by HB1044 (2022) — adopt the 2021 edition of the Uniform Plumbing Code, and allow for selective ado