<html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="UTF-8" /><title></title><meta name="Generator" content="PowerTools for Open XML" /><style>span { white-space: pre-wrap; } p.sc7f1de83-38bc-48a2-93fd-a10229f82371P0 { margin-top: 0; margin-bottom: 0; margin-left: 0; margin-right: 0; text-indent: 0.00in; text-align: justify; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; line-height: 108%; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C0 { color: black; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000000 { color: #0000FF; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000001 { color: black; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371000002 { color: black; background: white; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000003 { color: #0000FF; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000004 { color: black; background: white; font-family: Times; font-size: 10pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000005 { color: black; background: white; font-family: Times; font-size: 12pt; text-decoration: underline; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000006 { color: black; background: white; font-family: Times; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000007 { color: black; background: white; font-family: Times; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.sc7f1de83-38bc-48a2-93fd-a10229f82371C2 { color: #0000FF; background: white; font-family: Times; font-size: 12pt; text-decoration: underline; font-style: normal; font-weight: normal; margin: 0; padding: 0; } </style></head><body><div><p dir="ltr" class="sc7f1de83-38bc-48a2-93fd-a10229f82371P0"><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">    </span><a href="https://sdlegislature.gov/Rules?Rule=44:73:12:26"><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000000">44:73:12:26</span></a><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000001">.  Steam and hot water systems.</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> Boilers </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">must</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> have the capacity to supply the normal requirements of all </span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">of the facility's </span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">systems and equipment. Supply and return mains and risers of space heating and process steam systems </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">must</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> be valved to isolate the various sections of each system. Each piece of equipment </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">must</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> be valved at the supply and return end. Boilers, smoke breeching, steam supply piping, high pressure steam return piping, and hot water space heating supply and return piping </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">must</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> be insulated with insulation having a flame spread </span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">index </span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">of </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">twenty-five</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> or less and a smoke emission rating of </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">fifty</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> or less using </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">ASTM E84-23D, 2010</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> edition, Standard </span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">Test </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">Method for Surface Burning Characteristics of Building Materials</span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">,</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> or equivalent test procedures.</span></p><p dir="ltr" class="sc7f1de83-38bc-48a2-93fd-a10229f82371P0"><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371000002"> </span></p><p dir="ltr" class="sc7f1de83-38bc-48a2-93fd-a10229f82371P0"><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">    </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000001">Source:</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> SL 1975, ch 16, § 1; 6 SDR 93, effective July 1, 1980; 14 SDR 81, effective December 10, 1987; 22 SDR 70, effective November 19, 1995; 27 SDR 59, effective December 17, 2000; 29 SDR 81, effective December 11, 2002; transferred from § </span><a href="https://sdlegislature.gov/Rules?Rule=44:04:13:25"><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000003">44:04:13:25</span></a><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">, 42 SDR 51, effective October 13, 2015</span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">; 51 SDR 53, effective November 11, 2024</span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">.</span></p><p dir="ltr" class="sc7f1de83-38bc-48a2-93fd-a10229f82371P0"><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">    </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000001">General Authority:</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> SDCL </span><a href="https://sdlegislature.gov/Statutes?Statute=34-1-17"><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000003">34-1-17</span></a><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">, </span><a href="https://sdlegislature.gov/Statutes?Statute=34-12-13"><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000003">34-12-13</span></a><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">.</span></p><p dir="ltr" class="sc7f1de83-38bc-48a2-93fd-a10229f82371P0"><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">    </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000001">Law Implemented:</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0"> SDCL </span><a href="https://sdlegislature.gov/Statutes?Statute=34-12-13"><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000003">34-12-13</span></a><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">.</span></p><p dir="ltr" class="sc7f1de83-38bc-48a2-93fd-a10229f82371P0"><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371000002"> </span></p><p dir="ltr" class="sc7f1de83-38bc-48a2-93fd-a10229f82371P0"><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0">    </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000001">Reference</span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000004">:</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000005"> </span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000006">ASTM E84-23D</span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000007">, 2010 edition, Standard Test Method for Surface Burning Characteristics of</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000007"> Building Materials. Copies may be obtained at</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000005"> </span><a href="https://www.astm.org/e0084-23d.html"><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C2">https://www.astm.org/e0084-23d.html</span></a><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000007">. Cost:</span><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000007"> $119.00</span><span class="sc7f1de83-38bc-48a2-93fd-a10229f82371C0-000007">.</span></p><p dir="ltr" class="sc7f1de83-38bc-48a2-93fd-a10229f82371P0"><span xml:space="preserve" class="sc7f1de83-38bc-48a2-93fd-a10229f82371000002"> </span></p></div></body></html>