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COh}CRE7'E COMPRESSIVE STRENGTH TEST ~~G'ffaCOfl <br />Report Number: 23021028.0047 <br />Service Date: September 24, 2002 A172 Center Park Drive <br />Colorado Springs, Colorado 80916 <br />(719) 597-2116 <br />Client: Ames Construction Report Date: September 24, 2002 <br />• Attn: Eric Chiasson Project: PHASE IV Pad <br />18450 E. 28th Ave Cripple Creek and Victor Mine <br />Aurora CO 80011 Victor, CO <br />Project Number: 23021028 <br />Material Information <br />Specified Strength: 4500 psi @ 28 Days <br />Batch Time: <br />Supplier: Transit Mix <br />Truck No: 92 <br />Mix I.D. No.: 14502010 <br />Water Added Onsite Before Test, <br />Water Added Onsite After Test: <br />Field Test Data <br />Test <br />Ticket No: 1448868 <br />0 Gallons <br />0 Gallons <br />Result <br />Slump, inches: <br />Air Content, <br />Concrete Temperature, F: <br />Ambient Temperature, ~ F: <br />Plastic Unit Weight, pct: <br />Laboratory Test Dafa <br />4 <br />2.3 <br />68 <br />60 <br />147.6 <br />Date <br />Tested <br />10/01/2002 <br />Specimen Diameter Area <br />ID (inches) (sq. inches) <br />4 q 4.00 12.57 <br />4 g 4.00 12.57 <br />4 C 4.00 12.57 <br />strength samples. <br />I • <br />10/22/2002 <br />10/22/2002 <br />concrete at the placement <br />Test Method <br />ASTM C-172 <br />ASTM C-143 <br />ASTM C-231 <br />ASTM C-31 <br />ASTM C-1064 <br />Age at Maximum Compressive <br />Test Load Strength <br />(days) (Ibs) (Psi) <br />7 61,500 4,890 <br />2g 86,000 6,840 <br />2g 87,000 6,920 <br />Average 6,880 <br />n required field tests and cast com <br />Fracture <br />Type <br />c <br />a <br />a <br />tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client <br />ated above and shall not be reproduced except in full without the written approval of Terrawn. Test results transmitted herein are only applicable <br />e actual samples tested at the Iocatlon(s) referenced and are not necessarily indicative of the properties of other apparently similar or idenGral <br />Sample Information <br />Sample Time: 11:33 Date Cast: September 24, 2002 <br />Technician: Steve Ludden <br />Weather Conditions: Sunny & Breezy <br />Accumulative Yards: 160/240 <br />Placement Method: Direct Discharge <br />Sample Locations: 120'N from South End <br />Placement Ldcation: Concrete Plugs, UG-270 <br />Specification <br />2-5 <br />N/A <br />Page 4 of 6 ""m"w°•"+ <br />