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CONCRETE COMPRESSIVE STRENGTH TEST <br />Report Number: 23021028.0032 lferr~eon <br />Service Date: July 12, 2002 <br />4172 Center Park Drive <br /> Colorado Springs, Colorado 80916 <br /> (719) 597-2116 <br />t: Ames Construction epo a e: July 12,2002 <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 Sample Information <br />Specified Strength: 4000 psi @ 28 Days Sample Time: 3:20 Date Cast: July 12, 2D02 <br /> Technician: Eric Faloon <br />Batch Time: Weather Conditions: Sunny & Windy <br />Supplier: Tranist Mix Accumulative Yards: 10110 <br />Truck No: 18 Ticket No: 1448810 Placement Method: Direct Discharge <br />Mix I.D. No.: 1450.21 Sample Locations: Same <br /> Placement Location: 42' Wing Wall Footing <br />Field Test Data <br />Test Result Specification Test Method <br />Slump, inches: 3'/. 2-5 ASTM C-172 <br />Air Content, %: 6.2 5-8 ASTM C-143 <br />Concrete Temperature, o F: 72 ASTM C-231 <br />Ambient Temperature, o F: 75 ASTM C-31 <br />Plastic Unit Weight, pcf: 141.0 ASTM C-1064 <br />Laboratory Test Data <br /> <br />Specimen Diameter <br />Area Age at Maximum Compressive <br />Date Test Load Strength Fracture <br />ID (inches) (sq. inches) Tested (days) (Ibs) (Psi) Type <br />A 4.00 12.57 D7/19/2002 7 60,000 4,770 a <br />1 B 4.00 12.57 08/09/2002 28 69,000 5,490 a <br />1 C 4.00 12.57 08/09/2002 28 69,500 5,530 a <br /> Average 5,510 <br />ervices - tarn samp es o res concrete at t e p acement ocatlons, pe orm require le tests and cast compressive <br />strength samples. <br />Technician: Eric Faloon <br />Report Distribution: <br />2) Ames Construction <br />®®®~®;~® <br />e b c d a f u <br />Fra eture Types <br />The Terracon Companies, Inc <br />• Reviewed by: -~~ <br />Thomas Rees <br />Construction Services Manager <br />the 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 />ndicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable <br />o the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical <br />naterials. <br />Page 1 of 1 0~.~o,.F°°^w+ <br />