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COiO/IM~CIl~-L Tl:a...ar-rTlf~lG L~©RATORIES <br />A DIVISION OF CTL-THOMPSON <br />22 LIPAN STREET DENVER, COLORADO 80223 303 / B25-3207 <br />i CTL/Thompson, Inc. <br />170.1 South Federal <br />Suite D <br />llenver, Colorado 80219 <br />Attention: Bill Hoffman <br /> <br />• <br />Report Ident. No.: P-4709 <br />Report Date: htay 5, 1980 <br />REPORT OF COMPRESSIVE STRENGTH TESTS. CONCRETE SPECIMENS <br />Project: Energy Fuels Coal h7ine, Eckman Park, Pond A <br />Location: Pads for Outlet Fines (36 RCP) <br />Cast Date: 4-17-80 Time: 3:45 By CTL <br />Concrete Mix: 6 sk. , Type - II , 3/4" rk. Batch Time: 2:.30 <br />Supplier: (Not Suhmitted) TicketNo.: C-17098 TruckNo.: 24 <br />PHYSICAL PROPERTIES OF CONCRETE <br />Slump 14 in. Air-Content ~o Unit Weight pcf Conc. Temp. °F 64 <br />COMPRESSIVE STRENGTHS <br />Specimen Age Diameter Strength Remarks, <br />No. Days In. Psi <br />SET #1: <br />1 8 6.00 3590 <br />Cylinders Received: 4-24-80 <br />COMMERCIAL T~~E/ISTING LABORATORIES <br />By ~~*~'~'U~~ Specified Strength 3000 psi @ 28 days <br />Preston B. I'raker, P.E. <br />