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WESTERN 529 25'h Road, Suite 8-701 <br />COLORADO Grand Junction, CO Bt5o5 <br />TESTING, (3031 got-no0 <br />INC. <br />Authorized <br />Clienc Powderhorn Coal Company <br />Project Compaction Testing at CRDA ~2 _ <br />Location .me0,_.SoloradQ_-_-.___.___.__.__-___ <br />Type ofMateriai_ al Re 1G __- <br />Source of Material CRDA # 2 <br />Moisture/Density Relationship T 180 <br />Meth C <br />LABORATORY REPORT <br />Job No. 7001901 _. <br />Lab./Invoice No. <br />Date 11/12/90 <br />Re~~ewed By RTC <br />Client <br />Date 10/5/9 (' <br />Tested/Calc. ey SCOtt WOOdr OW <br />Test Locations Oestgnatid By WCT <br /> <br />Test <br />Vo <br />Datr <br />Loutia.d Teat Nde Ebvataut <br />dTeat <br />Da tun t <br />~ 1 .1/12/90 See site sketch attached ~ 0 <br />2 1/12/90 See site sketch attached 0 <br />~ 3 1/22/90 See site sketch attached i 0 <br />j 4 ,1/12/90 See site sketch attached 0 <br />5 ~1/12/90i See site sketch attached 0 <br />~ 6 1/12/90 See site sketch attached _ j 0 <br /> ~„~ Oa,,,u,m ~.~. In-MaceCMracternucs Re1.pN Within <br />Test <br />nto. thnsiry <br />Lab. No. MGa1W< <br />% Density <br />Vet MdaNre <br />% O"y De*s~ry <br />Rc1 Corn7KTton <br />% Sped <br />t (.OtMltRl~ <br />i 1 I 1 ( 12.2 88.5 11.3 89.2 ~ 100+ 11, 15, 18 <br />i 2 ~ 1 12.2 88.5 ~ 11.1 84.3 1 95.2 ~ 11, 15, 18 <br />3 1 12.2 88.5 11.4 ~ 87.3 98.7 11, I5, 18 <br />4 1 12.2 88.5 11.8 81.1 91.7 11, 15, 18 <br />5 1 12.2 88.5 10.9 80.9 91.4 11; I5, IB <br />6 1 12.2 88.5 10.7 81.7 92.4 11, 15, 18 <br />'Comme~u <br />1 s,a~..ee a lmx min ,eyd. <br />7 Sublwse ill 9.9a%min. re9'd. <br />1 8.se Crone 10.95% nun. reQ d. <br />. Backf~ll 11.90%tnin. np'd. <br />s v..e....m ~,.. 17. asx Tin t.a e. <br />6 Bela. Fmny Bonus 1). <br />7. Aeo.e Fm~n) BaRena <br />SOIL/AOOREOATE PIELD DENSITY TESTS <br />u. re+t.eolssa/MSNTOr~z1T <br />13. Tested ASTM D-7977/DXIf7 <br />16 Tested ASTM p7917/MSMTO T~717 <br />17 RocY w.ect~on .ppl.ed to ma.nntrn <br />do de.~s~ry MSMTO T.17a <br />le Othe. <br />Moisture contents <br />19. Test Locations on ..emnpur.lel5it. Man <br />70 Spetdiut~tats VMna.w <br />Io.t,.m Existing grade <br />Nu.. Tesu re[e+ned Mein an sal Vart d. annwua.s tnpti• <br />briw~ pq./a a ts~^P.ctbn ops.tion....d .tmrdlplp <br />apply awti to tM .ctu.l location In W <br />based on rolling average of oven dryed corrected <br />Cnoirsto: Larry Reschke nuclear gauge determined moistures. <br />Hector Apodaca <br />