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Windsor Estates-LR010214CONCRETE COMPRESSIVE STRENGTH TEST 8901 Carpenter Frwy., Suite #100 Dallas, Texas 75247 (214) 630-1010 Report Date: Client: Excel Group, Inc. Project: Attn: Bryan Peck 2639 Walnut Hirl Ln #218 Dallas TX 75229 February 14, 2001 Windsor Estates Coppell, Texas Service Date: January 13, 2001 Project Number: 94001501 Report Number: 94001501.0002 Material Information Specified Strength: 3000 psi @ 28 Days Batch Time: 7:00am Supplier: TXI Truck No: 32 Mix I.D. No.: 8204SF Field Test Data Test Plant: 41 Ticket No: 2808932 Sample Information Sample Time: 7:45am Technician: Albert Garcia Weather Conditions: Cloudy, chance of rain Accumulative Yards: 50 Placement Method: Sample Locations: From DeForest: 50' N Placement Location: First road N of DeForest, 150' N Result Specification Slump, inches: 2.50 2.0 Max Air Content, %: 3-6 Concrete Temperature,© F: 52 Ambient Temperature, o F: 40 Plastic Unit Weight, pcf: Laboratory Test Data Age at Maximum Compressive Set Specimen Diameter Date Test Load Strength No. ID (inches) Tested (days) (lbs) (psi) 1C 1 6.00 01/20/2001 7 126,430 4,470 1C 2 6.00 01/20/2001 7 121,270 4,290 Average 4,380 1C 3 6.00 02/10/2001 28 150,690 5,330 1C 4 6.00 02/10/2001 28 166,090 5,870 Average 5,600 Services - Obtain samples of fresh concrete at the placement locations, perform required field tests and cast compressive strength samples. Report Distribution: (1) Excel Group, thc. (1) City of Coppell - Engr Dept Reviewed by:v ~ ~,/ ~ (1) ciiy of Coppell - Bldg Insp Eric J. Cleveland, P.E. Senior Project Engineer The tests were performed in general accordance with applicable ASTM test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of Terracon. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials.