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CF-Coppell Rd SC-LR011105 (2) Hooper Engineering Laboratories, Inc. Construction Materials Testing REPORT OF CONCRETE TESTS JOB NO.: 01.1054 CLIENT: Texas Unified Constructors, Inc. DATE: 5 November 2001 PROJECT: Field Service Offices & Maint. Fac., Coppell SUPPLIER: Lattimore LOCATION OF POUR SET 1: Piers: C/2, C/3, C/4, B/2, B/3, B/4, B/5, A3/6.6, B/6.6, B.7/6.6 and FD/5 LOCATION OF POUR SET 2: SAMPLE DATA: SET 1 SET 2 MIX NO. 54 Truck No. 1118 Cement 414 Type I Ticket No. 6163842 Flyash 103 Time Batched 2:35pm Sand 1433 Time Sampled 3:15pm in. Concrete Temp. (ASTM C1064) 77°F 1.0 in. 1850 Air Content (ASTM C231) Water 250 Unit Weight (ASTM C138) Admix #1 Plastocrete 161 @ 15.5 oz. Admix #2 AEA COMPRESS/VE STRENGTH TESTS (ASTM C39) (Standard 6 inch x 1 2 inch cylinder) Cylinder Slump Age Test Total Load Compressive Required Number Inches Days Date Pounds Strength 28-Day (ASTM C143) psi Strength 33 5.50 7 11/1 2/01 87,700 3100 34 5.50 28 1 2/03/01 125,400 4440 35 5.50 28 1 2/o3/ol l:L9,800 4240 36 5.50 56 1 2/31/01 28-Day Average 4.540 3000 TECHNICIAN: EWM DISTRIBUTION: (3) City of Coppell (1) Vidaud & Associates (1) Doyle Engineering Group (1) Texas Unified Constructors, Inc. 2870 Walnut Hill Lane Dallas, Texas 75229 (214) 351-6419 Fax (214) 351-5148