<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns="http://www.w3.org/TR/REC-html40"> <head> <title>Rule 74:11:08:04 Minimum acceptable plugging method.</title> <META NAME="Keywords" Content="Administrative Rules 74:11:08:04"> <META NAME="Description" Content="Administrative Rules 74:11:08:04 Minimum acceptable plugging method."> <meta http-equiv=Content-Type content="text/html; charset=windows-1252"> <meta name=ProgId content=Word.Document> <meta name=Generator content="Microsoft Word 10"> <meta name=Originator content="Microsoft Word 10"> <link rel=File-List href="7411080000400d_files/filelist.xml"> <!--[if gte mso 9]><xml> <o:DocumentProperties> <o:Author>lrpr14533</o:Author> <o:LastAuthor>lrpr14296</o:LastAuthor> <o:Revision>2</o:Revision> <o:TotalTime>1</o:TotalTime> <o:Created>2008-07-02T13:23:00Z</o:Created> <o:LastSaved>2008-07-02T13:23:00Z</o:LastSaved> <o:Pages>1</o:Pages> <o:Words>213</o:Words> <o:Characters>1218</o:Characters> <o:Company>State of South Dakota</o:Company> <o:Lines>10</o:Lines> <o:Paragraphs>2</o:Paragraphs> <o:CharactersWithSpaces>1429</o:CharactersWithSpaces> <o:Version>10.6839</o:Version> </o:DocumentProperties> </xml><![endif]--><!--[if gte mso 9]><xml> <w:WordDocument> <w:SpellingState>Clean</w:SpellingState> <w:GrammarState>Clean</w:GrammarState> <w:Compatibility> <w:BreakWrappedTables/> <w:SnapToGridInCell/> <w:WrapTextWithPunct/> <w:UseAsianBreakRules/> </w:Compatibility> <w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel> </w:WordDocument> </xml><![endif]--> <style> <!-- /* Font Definitions */ @font-face {font-family:Times; panose-1:2 2 6 3 5 4 5 2 3 4; mso-font-charset:0; mso-generic-font-family:roman; mso-font-pitch:variable; mso-font-signature:536902279 -2147483648 8 0 511 0;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {mso-style-parent:""; margin:0in; margin-bottom:.0001pt; mso-pagination:widow-orphan; mso-layout-grid-align:none; punctuation-wrap:simple; text-autospace:none; font-size:10.0pt; font-family:Times; mso-fareast-font-family:"Times New Roman"; mso-bidi-font-family:"Times New Roman";} span.GramE {mso-style-name:""; mso-gram-e:yes;} @page Section1 {size:8.5in 11.0in; margin:1.0in 1.25in 1.0in 1.25in; mso-header-margin:.5in; mso-footer-margin:.5in; mso-paper-source:0;} div.Section1 {page:Section1;} --> </style> <!--[if gte mso 10]> <style> /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin:0in; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman";} </style> <![endif]--><!--[if gte mso 9]><xml> <o:shapedefaults v:ext="edit" spidmax="1026"/> </xml><![endif]--><!--[if gte mso 9]><xml> <o:shapelayout v:ext="edit"> <o:idmap v:ext="edit" data="1"/> </o:shapelayout></xml><![endif]--> </head> <body lang=EN-US style='tab-interval:.5in'> <div class=Section1> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt;font-family:"Times New Roman"'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b style='mso-bidi-font-weight:normal'>74:11:08:04.<span class=GramE>&nbsp;&nbsp;Minimum</span> acceptable plugging method.</b> Test holes that encounter no water or only low-permeability formations such as clays, shales, and till must be backfilled to restore natural conditions as nearly as possible. Except as provided in &#167;&#167;&nbsp;74:11:08:05 to 74:11:08:07.02, inclusive, the minimum acceptable test hole plugging method is the return of the excess drill cuttings to the drill hole to a point not less than eight feet below the ground surface. Backfill material must be free of contamination and have <span class=GramE>a permeability</span> equal to or less than the permeability of the formations encountered in the borehole. A nondegradational, nonslip plug shall be placed at a point not less than eight feet below the ground surface, and a five-foot column of cement grout shall be placed above the plug. Topsoil or material representative of the undisturbed surface material shall be tamped into the upper three feet of the drill hole.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt;font-family:"Times New Roman"'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt;font-family:"Times New Roman"'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>Bentonite chips may be used as an alternative to cement grout in the top eight feet of the test hole if bentonite grout or bentonite chips are used to plug the test hole.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt;font-family:"Times New Roman"'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt;font-family:"Times New Roman"'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b style='mso-bidi-font-weight:normal'>Source:</b> 5 SDR 69, effective February 20, 1979; transferred from &#167;&nbsp;12:04:08:04, effective July 1, 1981; citations replaced effective July 1, 1982; 13 SDR 129, 13 SDR 141, effective July 1, 1987; 34 SDR 323, effective July 2, 2008.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt;font-family:"Times New Roman"'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b style='mso-bidi-font-weight:normal'>General Authority:</b> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=45-6C-29">45-6C-29</A>, <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=45-6D-34">45-6D-34.</A><o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt;font-family:"Times New Roman"'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b style='mso-bidi-font-weight:normal'>Law Implemented:</b> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=45-6C-29">45-6C-29</A>, <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=45-6D-34">45-6D-34.</A><o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt;font-family:"Times New Roman"'><o:p>&nbsp;</o:p></span></p> </div> </body> </html>