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c . i q C, Li-dLt?.-Lai-r-t b,10 . <br /> CONCRETE STRENGTH REPORTGnnE °nsultants, Inc. , <br /> Geotechnical • Materials • Environmental <br /> 14000 21st Avenue North <br /> Project and Location: Service 800 Building, Orono, Minnesota `-is. Minneapolis, Minnesota 55447 <br /> Architect or Engineer: Charles Radloff Architects/RRK APP 1 3 1999 (612) 559-1859 Fax: (612) 559-0720 <br /> General Contractor: K.M. Building Company <br /> Concrete Contractor: 41 i i OIrO O <br /> Owner/Developer: Green Valley Associates GME Project Number: 8216 <br /> CONCRETE SUPPLIER: PLANT: MIX: CUMULATIVE QUANTITY: YDS <br /> SPECIFIED SLUMP: SPECIFIED AIR CONTENT: REQUIRED STRENGTH AT 28 DAYS: 3000 PSI <br /> DATE CAST SLUMP MAXIMUM <br /> (INCH) TEMP CYL LOAD COMPRESSIVE <br /> SET DATE LOCATION OF CONCRETE PLACEMENT BEFORE AFTER AIR MIX AIR DATE AGE WT. (LBS- STRENGTH PASS • <br /> NUMBER RECEIVED PLASTICIZER PLASTICIZER % °F °F TIME TRUCK TESTED (DAYS) (LBS) FORCE) (PSI) Y/N <br /> 1A 3-4-99 Footings 3-11 7 29.4 94900 3360 C <br /> B 3-10-99 4-1 28 29.5 139200 4920 Y C <br /> C 4-1 28 29.4 143300 5070 Y C <br /> ASTM C 31 Standard Practice for Making and Curing Concrete Test Specimens in the Field Date Report Prepared: <br /> ASTM C 39 Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens April 2, 1999 <br /> ASTM C 94 Standard Specification for Ready Mix Concrete April 7, 1999 <br /> ASTM C 138 Standard Test Method for Unit Weight, Yield &Air Content (Gravimetric) of Concrete <br /> ASTM C 143 Standard Test Method for Slump of Hydraulic Cement Concrete <br /> ASTM C 172 Standard Practice for Sampling Freshly Mixed Concrete <br /> ASTM C 173 Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method <br /> ASTM C 231 Standard Test Method for Air Content of Freshly Mixed Concrete by the Pressure Method <br /> ASTM C 1064 Standard Test Method for Temperature of Freshly Mixed Portland Cement Concrete <br /> Test Specimens were cast by GME Consultants <br /> ► Test Specimens were not cast by GME Consultants - No other information is available <br /> Test Specimens were cast in 6" x 12" molds with a cross-sectional area of 28.27 in2 unless otherwise noted <br /> Copies to: / <br /> • Mr. Rich Kiemen -K.M. Building Company (2 Copies) Types of Fracture ASTM C39 <br /> • Mr. Dick Kane -RRK <br /> • Mr. Charles Radloff -Charles Radloff Architects \\ / 1 <br /> • Building Inspection Department -City of Orono / - <br /> • Concrete Supplier <br /> Steven J. Ruesink, P.E. <br /> Project Engineer <br /> Cone Cone and Split Cone and Shear Shear Columner <br /> (a) (0) (0) Cd) Ce) <br />