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BRAUN <br /> INTERTEC <br /> Compressive Strength of Concrete Cylinder Report Date: 9/22/11 <br /> LIMS WO#: 1112910 <br /> Test Method: ASTM C39,4x8 Cylinder <br /> Client: Jim Beckwith Project: BL-1I-01014A <br /> Kraus-Anderson Construction Company Orono Senior Housing Facility <br /> 525 S 8th St Highway 12 and Luce Line Trail <br /> Minneapolis,MN 55404-1077 Orono,MN 55391 <br /> Field Test Conditions and Results ASTM C31* <br /> Set Number: 3 Mix Design: 4167 <br /> Date Cast: 08/25/11 Supplier: Cemstone <br /> Time Cast: 12:30 pm Specified Air(%): Not Required <br /> Date Received: 08/29/1 I Specified Strength(psi): 3,000 <br /> Measured Slump(in.):(ASTM C143) 4 1/4 Truck Number: 504 <br /> Measured Air(%): (ASTM C231) 3.2 Ticket Number: 2675443 <br /> Concrete Temp.(°F):(ASTM C 1064) 76 Cylinders per Set: 5 <br /> Air Temp. (°F): 78 Cylinders Cast By: Scott,Andrew P <br /> Liquid Added On Site: None <br /> Placement Location: Building Exterior,Footing,Area A,Northeast,East and Southeast footings <br /> Sample Location/Notes: Northeast corner <br /> Compression Test Results <br /> Field Lab Test Max. Cylinder Cylinder <br /> Break Cure Cure Age Load Diameter Area Strength Fracture Capping Remarks <br /> Sample No. Date (days) (days) (days) (pounds) (in.) (sq.in.) (psi) Type Method** Code(s) <br /> 3-01 9/1/11 4 3 7 42,180 4.02 12.69 3,320 4 N D2 <br /> 3-02 9/22/11 4 24 28 62,990 4.01 12.63 4,990 2 N EI <br /> 3-03 9/22/11 4 24 28 63,050 4.01 12.63 4,990 2 N EI <br /> 3-04 9/22/11 4 24 28 62,230 4.01 12.63 4,930 2 N EI <br /> * Concrete sampled in accordance with ASTM C172 <br /> **Capping Method:N=ASTM C 1231, Unbonded Caps S=ASTM C617,Sulfur Caps <br /> Break Remarks: <br /> D2 The 7 day test result meets or exceeds the 28 day specified strength. <br /> El The average 28 day test result meets or exceeds the specified strength. <br /> Types of Fracture <br /> >< \ <br /> ifk \ / / ,..-- I <br /> TYPE 1 TYPE 2 TYPE 3 TYPE 4 TYPE 5 TYPE 6 McCarter,Brad <br /> I approve the document Sep 22 2011 <br /> ver 1.3c Page 1 of 1 <br />