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Northlake 635(7)-LR000627i 0575 Newkirk Street Clark Contractors Report Date: June 27, 2000 $ u il e 780 ~333 Crestside Drive Report ID. No: C6633 - 2ggo Dallas, Texas 75220 Coppell TX 75019- 9 7 2.8 3 1 . i 1 I ! Attention: Gary Zinberg FAX 972.831.0800 REPORT OF COMPRESSIVE STRENGTH TESTS Project: PSINET 1333 Crestside Drive/Coppell, Texas Location: FUEL TANK PADS - SO. SIDE OF BLDG. Cast Date: 5/26/00 Batch Time: 12:21 Test Time: 1:15 Specimens Made By: DJ Supplier: BUTLER Ticket No.: 9919 Truck Number: 202 Concrete Mix: 202 Specified Strength: 4000 psi @ 28 days PHYSICAL PROPERTIES OF CONCRETE {ASTM C143, C231, C138, C1064) Slump: 5.5 in. Air Content: 0.0 % Density: pcf. Temp.: 90 OF COMPRESSIVE STRENGTHS {ASTM C39) Compressive Percent Specimen Age Dia. Area Load Strength of Type of (No.) CDavs) (in.) (in.2) (lbs.) ¢l~si} f'c Fracture 1 4 6.00 28.27 129,000 4560 Cone Average: 4560 114 2 7 6.00 28.27 127,180 4500 Wedge 3 7 6.00 28.27 128,220 4530 Wedge Average: 4520 113 4 28 6.00 28. 27 162,050 5730 Shear 5 28 6. O0 28. 27 163,090 5770 Cone Average: 5750 144 Patton~..ke & The~mT~/n, LLC cc:PLRC°ncreteconstructionSUpplier by: Jef~~Ha~~- PATTON, BURKE & THOMPSON, LLC Engineerin9 Consultants ! 0575 NewkJ~k Street Clark Contractors Report Date: June 27, 2000 Suite 780 '1333 Crestside Drive Report ID. No: C6846 - 2990 Dallas, Texas 75220 9 ? 2. 8 3 I . ! 1 1 I Coppell TX 7501g- Attention: Gary Zinberg FAX 972.831.0800 REPORT OF COMPRESSIVE STRENGTH TESTS Project: PSINET 1333 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.) (r)si} f'_.~c Fracture I 3 6.00 28.27 102,730 3630 Cone Average: 3630 2 7 6.00 28.27 114,270 4040 Shear 3 7 6.00 28.27 129,540 4580 Shear Average: 4310 108 Patton, ~uqke & Thompson, LLC cc: Concrete Supplier by: ~¢f.~.,~/~ PLR Construction J~re~. 'ha~nr~er PATTON, BURKE & THOMPSON, LLC Engineering Consultants