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Mansions Phase 1-LR 980224 (2) Rone Engineers, Inc. 1 .34 Goodnight Lane Tel. (972) 241-45, ineers Dalla$/Fo~ Worlh Dallas, Texas Metro (972) 263-1555 75229 Fax (972) 241-5174 Concrete Cylinder Test Report Project Mansion By The Lake Purchase Order Number 3137-D7429-037 Date of Observation 2/12/98 Report Date 02124198 To Western Rim Services Location 40' SOUTH OF COPPELL ROAD ON THE FIRST STREET EAST OF THE WEST SIDE OF THE PROJECT Contractor Supplier LATTIMORE Plant 7 I Truck 458 Ticket 7046711 I Time Sampled 8:04 Time matched 5:59 Weather Condition CLOUDY Concrete Temperature (°F) 58 Ambient Temperature (°F) 44 Mix Number 36 Mix Description 4.50 Unit Weight Water Added 10 GALLONS Physical Data ACTUAL SPECIFICATIONS SLUMP (in.) 5 3/4 ENTRAINED AIR (%) 3.6 Concrete Cylinder Test(s) I I I T°tal L°ad IC°mpressive Specimen Age Test Date No. (Days) (lbs,) Strength (psi) Strength Required (psi) 1 lA 7 2/19 77000 2720 /28 DAYS B 28 3/12 C 28 3/12 D H ASTM C 31 ASTM C 39 Area 28.27 sq. in. Signature: Kevin Tucker, Supervisor, CMT ~ Remarks and/or Distribution Distribution: (1) Mr. Richard E. Simmons; Western Rim Services (1) Mr. Larry Davis; City of Coppell (1) Mr. Lee Stone; City of Coppell (1) Mr. Tony Martin; Newport Classic LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality {composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed. c:~wpwin\repor~s\D7429-O37-98',ST February 24. 1998