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WESTERN <br />COLORADO <br />TESTINt;, <br />ING <br />Client: Powdefiom Coal Company <br />Project: Warts Coal Piles <br />Location: Cameo, Colorado <br />Type of Matsrtal: Waste coal <br />Source of Materiel: Mine <br />SOILlAGGREGATE FIELD DENSITY TESTS <br />Test Locations Designated By: WCT <br />Authorized By: John Irwin <br />Teebd/Calc'd By: R. Nseee <br />Reviewed By: ~~_ Z <br />MoisWrNDsnsity Relationship: ~ <br />D698 <br />Job No.: 800888 <br />Date: 2-89 <br />Date: 2-88 <br />Dace: z-y-99 <br />Method: A <br />Test <br />No. <br />Date <br />Location of Test Hole Elevation <br />of Test <br />Datum <br />1 24-88 Back of pile, 30' otT of north bank, 100' oR of east bank 0 <br />2 2-88 Back of pile, ti0' off of north bank, 400' off of east bank 0 <br /> <br />3 "" <br />2~-.. i~~-~~. __..- _._ _. _._ 7 M~ - _ w ._ <br />.._r:.-. area, 100' from vrsst ~~e, ~_ .rom-bask err: iSd~" _ <br />G <br />4 2-4-88 Front arsa,100' from west edge, 300' from back "east side" 0 <br />6 2-4-98 100' off of northwest entrance, !i0' off of backside, 100' oR of front edge 0 <br /> <br />Test <br />No. Moisturo <br />Density <br />Lab No. Optbnum <br />Moisture Max. Dry <br />Density <br />Pd In~lace Characteristics <br />Moistum Dry Density <br />% pd Relative <br />Compactlon <br />% Within <br />Specs <br />Commetrts• <br />1 1 8.0 88.7 12.0 96.3 86 Y 11,18,18 <br />2 1 8.0 99.7 4.9 86.8 97 Y 11,16,18 <br />3 1 9.0 99.T 9.T 94.1 94 Y 11,16,18 <br />4 1 8.0 88.7 11.0 80.8 81 Y 11,16,18 <br />6 1 8.0 98.7 10.8 87.6 88 Y 11,16,16 <br /> <br />• Comnards: <br />t. suberae. <br />i 8ubWw FW <br />7.6aw Couraa <br />4. nadceN <br />L Pavamnd Aran <br />0. Baiow FoolYp <br />7. Above Foolbq Batlom <br />CopMs lo: <br />L 100% min. nq'd <br />0.Ot% mtn raq'd <br />10.00% mh nq'd <br />11. N% min, raq'd <br />12 _% min. raq'd <br />17. Moiatvs nq'd N- <br />% of oplYrun <br />14. Taatad 0.10i01AASH70 T,217 <br />10. Taatad AOTM 0.?at71Da017 <br />10. Taatad A0T1N 0.70II2IAASFITO <br />T317 <br />17. Ract rnrraalon append b <br />maaYnun dry dandly AASHfO <br />T~7A <br />1~ Oenr: CRDA 02. waata 110 WM <br />10. Taabd ldntlons an Acea~ganybq 50a Plan <br />Z0. SpadOeatlona Unla~own <br />s1, r~~e1c carryatbn r.yur.a <br />llabarc Ton of Ihla 0R <br />Nob: Taab rapal>d to hanln era nd paA of • <br />oarMiaaan monaoreq program of <br />eangaelion oparatlans and aoeordVgy <br />apply any b tlr actual loeatlon tented. <br />Iw:Joba~OWtiro204 <br />