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Coppell Ind 2- LR150605 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. 37 REG PROJECT NO. 20346 SAMPLE DATE: 06-05-15 TECHNICIAN: C. Watkins PAGE: 1 of 2 CONTRACTOR: Hillwood Construction Services Location of Sample Set Number Location Quantity Represented (c.y.) 1 Slab: E.1-7.7 20/580 2 Slab: F.5-7.2 130/580 3 Slab: E.5-6.8 220/580 4 Slab: E.5-4.7 320/580 5 Slab: F.8-3.8 430/580 6 Slab: E.2-2.3 500/580 Design Information Source of Concrete Mix Identification Specified Strength (psi) Argos 1060 4000 Test Results Set No. Cylinder ID Date Tested Age @ Test Total Load (lbs.) Compressive Strength (psi) Average Strength (psi) 1 5481 06-12-15 7 58600 4660 5481 07-03-15 28 5481 07-03-15 28 5481 07-03-15 28 5481 Hold H 2 5482 06-12-15 7 56400 4490 5482 07-03-15 28 5482 07-03-15 28 5482 07-03-15 28 5482 Hold H 3 5483 06-12-15 7 61080 4860 5483 07-03-15 28 5483 07-03-15 28 5483 07-03-15 28 5483 Hold H REPORT NO. 37 REG PROJECT NO. 20346 SAMPLE DATE: 06-05-15 PAGE: 2 of 2 Test Results Set No. Cylinder ID Date Tested Age @ Test Total Load (lbs.) Compressive Strength (psi) Average Strength (psi) 4 5484 06-12-15 7 59410 4730 5484 07-03-15 28 5484 07-03-15 28 5484 07-03-15 28 5484 Hold H 5 5485 06-12-15 7 56530 4500 5485 07-03-15 28 5485 07-03-15 28 5485 07-03-15 28 5485 Hold H 6 5486 06-12-15 7 43220 3440 5486 07-03-15 28 5486 07-03-15 28 5486 07-03-15 28 5486 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 5481 3.75 12:42 AM 82 87 2.5 149.2 1622120 2 5482 4.0 2:50 AM 82 86 2.0 150.5 1622180 3 5483 3.5 3:55 AM 78 84 2.2 150.2 1622220 4 5484 4.25 5:20 AM 77 84 1.8 151.2 1622285 5 5485 3.5 7:15 AM 78 83 2.5 148.8 1622278 6 5486 3.0 8:25 AM 77 84 2.1 149.9 1622435 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