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TexasBank 2R-LR05062807/12,/05 TUE 09:19 TEL 9724883500 GEOSCIENCE ENGINEERING ~009 COMPRESSIVE STRENGTI-~ OF CONCRETE REPORT CLIENT: CoppeH Cr~me de ta Cr~me, L.P~. c/o Project Solutions Group Herndon, Virginia 20170 PROJECT: Proposed "Cr~me de Ia Cr~me" Coppe[[, Texas DATE OF REPORT: 06/28/05 REPORT NO. 05-DM2605-40a SAMPLE DATE: O6/21/05 CONTRACTOR: B.B. Enterprises TICKET NO.: 13643932 AMBIENT TEMP. (°F'): 90° CONCRETE TEMP. (°F): 78° TIME BATCHED: 10:23 am TIME SAMPLED: 11:20 am WEATHER CONDITION: Sunny CONCRETE SUPPLIER: Beau PLANT/TRUCK: 13/170 MIX ID NUMBER: 24011501 WATER ADDED (~al): 3 SLUMP (inches) (ASTM C-143) 4 ~/2 LOCATION OF PLACEMENT: Front Columns CONCRETE CYLINDER COMPRESSIVE STRENGTH TESTS Standard 6" x 12", ;~8.27 square inches CYLINDER AGE DATE TOTAL COMPRESSIVE REQUIRED COMPRESSIVE NUMBER (days) TESTED LOAD (lbs) i STRENGTH (psi) STRENGTH (pst) 73 7 06/28/05 90,100 ~ 3,187 4,000 psi/28 Days 74 28 07/19/05 75 28 07/19/05 76 Hotd SPecifications: Making E Curing: ASTM C-143 ~Testing Methods: ASTM C-143, ASTM C-39 GETI Technician: Jose Reviewed by: Syed S~. Af~a.r, P.E. 1 ~ Project Engin~L~