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Northlake 635(7)-LR00071810575 Newkirk Street S u it e 7 8 0 Clark Contractors Report Date: July ?8, 2000 1333 Crestside Drive Report ID. No: C6486 - 2ggo Dallas, Texas 75220 972.831 .! ] ] ! Coppell TX 75019- Attention: Gary Zinberg FAX 972.831.11800 REPORT OF COMPRESSIVE STRENGTH TESTS Project: P$1NET 7333 Crests/de Drive/Coppell, Texas Location: SLAB-INTERIOR USS 5B ??3, USS 5A ??4, USS 4B ??5, USS 4A ??6 Cast Date: 5/?5/00 Batch Time: g:48 Test Time: ?0:30 Specimens Made By: DJ Supplier: BUTLER Ticket No.: 11765 Truck Number: 227 Concrete Mix: 200 Specified Strength: 3000 psi @ 28 days PHYSICAL PROPERTIES OF CONCRETE (ASTM C143, C231, C138, C1064) Slump: 5 in. Air Content: 0.0 % Density: pcf. Temp.: 80 OF COMPRESSIVE STRENGTHS (ASTM C39) Compressive Percent Specimen Age Dia. Area Load Strength of Type of (No.) (Days) (in.) (in.2) (lbs.) (10si) f'__~c Fracture 1 7 6.00 28,27 90,640 3210 Cone Average: 3210 107 2 28 6.00 28. 27 124, 720 4410 Sh ear 3 28 6.00 28.27 125,260 4430 Wedge Average: 4420 147 4 56 6. O0 28.27 131,340 4650 Cone Average: 4650 155 Pat~urke & Thom;7~n, LLC cc: Concrete Supplier J PLR Construction by: ~/ffr~l~Js- Hammer PATTON, BURKE & THOMPSON, LLCI Engineering Consultants 0575 Newkirk Street u ~t e 7 8 0 Clark Contractors Report Date: July 18, 2000 I)allas, Texas 75220 1333 Crestside Drive Report ID. No: C6846 - 2990 9 7 2.8 3 I . I 1 I ! Coppell TX 75019- A X 9 7 2.8 3 I. 0 8 O 0 Attention: Gary Zinberg REPORT OF COMPRESSIVE STRENGTH TESTS Project: PSlNET !333 Crestside Drive/Coppell, Texas Location: RAMP @ WEST END OF BLDG. Cast Date: 6/20/00 Batch Time: 7:39 Test Time: 8:20 Specimens Made By: EM Supplier: BUTLER Ticket No.: 009125 Truck Number: 227 Concrete Mix: 6 SK Specified Strength: 4000 psi @ 28 days PHYSICAL PROPERTIES OF CONCRETE (ASTM C143. C231. C138. C1064) Slump: 4 in. Air Content: 4.5 % Density: pcf. Temp.: 73 OF COMPRESSIVE STRENGTHS (ASTM C39} Compressive Percent Specimen Age Dia. Area Load Strength of Type of (No,) (Days) (in.) (in.2) (lbs.) (psi} f'__~c Fracture I 3 6.00 28. 27 102, 730 3630 Cone Average: 3630 91 2 7 6.00 28.27 114, 270 4040 Shear 3 7 6.00 28.27 129,540 4580 Shear Average: 4310 108 4 28 6.00 28.27 159,040 5620 Shear 5 28 6.00 28.27 163,480 5780 Shear Average: 5700 143 J~y ~JHa/nrner PATTON, BURKE & THOMPSON, LLC Engineering Consultants