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CONCRETE COMPRESSIVE STRENGTH TEST 1~G~~~r7C®t7 <br />Repori Number: 23021028.0048 <br />Service' Date: October 9, 2002 4172 Center Park Drive <br />Colorado Springs, Colorado 80916 <br />(719)597-2116 <br />Client: Ames Construction Report Date: October 09, 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 />Number: 23021028 <br />Material In formafion <br />Specified Strength: 4500 psi @ 28 Days <br />Batch Time: 5:15 <br />Supplier: Transit Mix <br />Truck No: 018 <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 />Slump, inches: <br />Air Content, %: <br />Concrete Temperature, F: <br />Ambient Temperature, ~ F: <br />Plastic Unit Weight, pcf: <br />Laboratory Tes# Data <br />Specimen Diameter Area <br />_ ID (inches) (sq. inches) <br />1 A 4.00 12.57 <br />1 g 4.00 12.57 <br />1 C 4.00 12.57 <br />Ticket No: 129224 <br />0 Gallons <br />0 Gallons <br />Sample Information <br />Sample Time: 7:40 Date Cast: October 9, 2002 <br />Technician: Steve Ludden <br />Weather Conditions: Sunny <br />Accumulative Yards: 10/200 <br />Placement Method: Direct Discharge <br />Sample Locations: 10'N, 10'E from SW Corner <br />Placement Location: Concrete Plug UG 288 <br />Specification Test Method <br />4 Max ASTM C-172 <br />N/A ASTM C-143 <br /> ASTM C-231 <br /> ASTM C-31 <br /> ASTM C-1064 <br /> Age at Maximum Compressive <br />Date Test Load Strength Fracture <br />Tested (days) (Ibs) (psi) Type <br />10l16I2002 7 61,000 4,850 a <br />11/06/2002 28 74,000 5,890 a <br />11/06/2002 28 73,000 5,810 a <br />Result <br />4 <br />2 <br />65 <br />35 <br />146.8 <br />I Average 5,850 <br />Services -Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive <br />strength samples. <br /> <br />e tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for [he use of the client <br />Skated above and shall not be reproduced except in fu44 without the written approval of Terracon. Test results transmiGed herein are only applicable <br />the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical <br />Page 1 ot4 ~~~ao,~,ry <br />