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COMM• CIAL TEnSTING LABORATORIES <br />A DIVISION OF CTL-THOMPSON <br />22 LIPAN STREET DENVER, COLORADO 80223 303 / 825-3207 <br />• ,CTL/Thom~ison, Inc. Report Ident. No.: P-5250 <br />1701 South Federal Blvd. <br />' Suite D Report Date: h7ay 6, 1980 <br />Denver, Colorado 80219 <br />Attention: Bill Hoffman <br />REPORT OF COMPRESSIVE STRENGTH TESTS. CONCRETE SPECIMENS <br />Project: Energy Fuels Coal hfitte, Eckman Park, Pond A <br />Location: Riser Box Base <br />Cast Date: 4-28-80 Time: 3:50 gy CTL/Thompson, Inc. <br />Concrete Mix: Type II 6 sk. Cement, 3/4" rk. Batch Time: 2:04 <br />Supplier: Ticket No.: Truck No.: <br />PHYSICAL PROPERTIES OF CONCRETE <br />Slump 3 in. Air~Content ~° Unit Weight pcf Conc. Temp. °F 64 <br />COMPRESSIVE STRENGTHS <br />. Specimen Age Diameter Strength Remarks, <br />No. Days In. Psi <br />SET #5: <br />1 7 6.00 3410 <br />2 7 5.99 3430 <br />Cylinders Received: 5-5-80 <br />COMM/~ER~CIAL~TESTING LABORA/T~ORIES <br />• By //f~~-`i7't.,. ~ ~?r/ta~9 4 Specified Strength 3000 psi @ 2S days <br />Preston B. Fraker, .P.E. <br />