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Coppell Ind 2- LR150731 (2) 2424 STUTZ DR.  SUITE 400  DALLAS, TX 75235  TEL [214] 350 5600  FAX [214] 350 0019 CONCRETE CYLINDER TEST REPORT Tradepoint Business Park Building 1B Expansion 980 W. Bethel Road Coppell, Texas REPORTED TO: Hillwood Investment Properties 3090 Olive Street, Suite 300 Dallas, Texas 75219 ATTN: Mr. Mike Jones REPORT NO. 73 REG PROJECT NO. 20346 SAMPLE DATE: 07-31-15 TECHNICIAN: C. Winchester PAGE: 1 of 2 CONTRACTOR: Hillwood Construction Services Location of Sample Set Number Location Quantity Represented (c.y.) 1 Slab: F.9-8.2 10/550 2 Slab: E.2-9.1 110/550 3 Slab: F.8-10.2 200/550 4 Slab: F.4-11.6 320/550 5 Slab: E.2-12.3 410/550 6 Slab: F.5-13.4 510/550 Design Information Source of Concrete Mix Identification Specified Strength (psi) Argos 1060PPU 4000 Test Results Set No. Cylinder ID Date Tested Age @ Test Total Load (lbs.) Compressive Strength (psi) Average Strength (psi) 1 7880 08-07-15 7 60430 4810 7880 08-28-18 28 7880 08-28-15 28 7880 08-28-15 28 7880 Hold H 2 7881 08-07-15 7 62840 5000 7881 08-28-18 28 7881 08-28-15 28 7881 08-28-15 28 7881 Hold H 3 7882 08-07-15 7 61810 4920 7882 08-28-18 28 7882 08-28-15 28 7882 08-28-15 28 7882 Hold H REPORT NO. 73 REG PROJECT NO. 20346 SAMPLE DATE: 07-31-15 PAGE: 2 of 2 Test Results Set No. Cylinder ID Date Tested Age @ Test Total Load (lbs.) Compressive Strength (psi) Average Strength (psi) 4 7883 08-07-15 7 65730 5230 7883 08-28-18 28 7883 08-28-15 28 7883 08-28-15 28 7883 Hold H 5 7884 08-07-15 7 55570 4420 7884 08-28-18 28 7884 08-28-15 28 7884 08-28-15 28 7884 Hold H 6 7885 08-07-15 7 57130 4550 7885 08-28-18 28 7885 08-28-15 28 7885 08-28-15 28 7885 Hold H Cylinder Data Set No. Cylinder ID Slump (inches) Time of Sample Air Temp. (°F) Concrete Temp. (°F) Air Entrainment (%) Unit Weight (lbs/ft3) Ticket Number 1 7880 4.5 2:25 AM 87 99 1.4 149.6 1658381 2 7881 4.75 3:35 AM 85 93 1.4 148.8 1658435 3 7882 4.5 5:10 AM 83 84 1.3 149.6 1658489 4 7883 4.75 7:00 AM 83 86 1.5 148.8 1658582 5 7884 5.0 8:20 AM 81 93 1.5 148.8 1658672 6 7885 4.75 9:25 AM 83 95 1.5 148.8 1658797 Note: (1) Concrete was sampled in accordance with ASTM C-31 (2) Concrete cylinders were tested in accordance with ASTM C-39 E-Mail Distribution: (1) Hillwood Investment Properties/ Mr. Mike Jones (1) Hillwood Investment Properties/ Ms. Sandy Carroll (1) Hillwood Construction Services/ Mr. David Grayson (1) Hillwood Construction Services/ Mr. Tom McConnell (1) City of Coppell/Mr. O’Dell Submitted by: REED ENGINEERING GROUP, LTD. Registration Number F-3114 Bill Woolwine Sr. Manager, CMT CT/cn