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THE INFORMATION ON THIS PAGE DOES NOT NEED TO BE HELD CONFIDENTIAL <br /> Exhibit C-AMSO,LLC Notice of Intent Supplemental Information <br /> • BG "B" Groove Monitor Well (See Figure C.9 in this section) <br /> • Drill 12 1/4"hole a minimum of 20 feet or until at least 5 feet of competent <br /> bedrock is encountered.(Air or Air/Foam) <br /> • Run 9 5/8", 36#,J-55 Surface Casing. <br /> • Cement with"Neat Cement"to surface. <br /> • Rig up diverter and wait on cement a minimum of 4 hours. <br /> • Drill out thru the surface casing with 7 7/8"diameter PDC bit using air foam.. <br /> Advance drill hole to±1020 feet and circulate a minimum of 30 minutes. Short <br /> trip any tight spots. <br /> Run 5 '/2", 15.5#,J-55 casing with a grout float shoe. Mix and pump Type I or II <br /> Portland cement with 2%bentonite with 10%excess. If cement does not circulate <br /> to surface,bentonite chips will be poured down the backside until it reaches the <br /> surface. In either case a seal must be established around the 5 %2"casing at <br /> • surface. <br /> • Wait on cement for a minimum of 12 hours. <br /> • Trip in the hole with nominal 4 5/8"drill bit and drill float shoe and cement. <br /> • Continue drilling to a TD of 1060 feet. <br /> Circulate the hole with air/foam for 30 minutes then with air until formation water <br /> is observed. <br /> • Rig down and demob. <br /> 24 <br />