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Northlake 635(7)-LR00050410S?$ Newkirk Street Clark Contractors Report Date: Mey 04, 2000 Suite 780 1333 Crestside Drive Report ID. No: C6105 - 2990 Dallas, Texas 75220 Coppell TX 75019- 912.83~. .'i 1 1 1 Attention: Gary Zinberg FAX 972.831.0800 REPORT OF COMPRESSIVE STRENGTH TESTS Project: P$1NET 9333 Crestside Drive/Coppell, Texas Location: WIRE THROUGH A & B Cast Date: 4/6/00 Batch Time: '10:15 Test Time: '1'1:00 Specimens Made By: CLL Supplier: BUTLER Ticket No.: '10732 Truck Number: 22'1 Concrete Mix: 322 Specified Strength: 4000 psi @ 28 days PHYSICAL PROPERTIES OF CONCRETE (ASTM C143, C231, C138, C1064) Slump: 5 in. Air Content: 0.0 % Density: pcf. Temp.: 85 OF COMPRESSIVE STRENGTHS (ASTM C39) Compressive Percent Specimen Age Dia. Area Load Strength of Type of (No.) (Davs~ (in.) (in.2) (lbs.) (psi} f'_~c Fracture 1 2 6.00 28.27 122,030 4320 Shear 2 2 6.00 28.27 121,520 4300 Shear Average: 43'10 108 3 7 6.00 28.27 119,620 4230 Shear 4 7 6.00 28.27 118,400 4190 Shear Average: 4210. 105 5 28 6.00 28.27 135,400 4790 Wedge 6 28 6.00 28.27 148, 700 5260 Wedge Average: 5020 126 Patton, Burke & The~rmk~n~L .~'-... ~. cc: Concrete Supp#er ~-~.~ ~..~ ~'. ~J~ ~ ..... "~":. PLRConstruction / ' 't:.~ ....... / c~ ~ :~'~' / · ~t~6:'. ;'~c'~'~:'~'~ PATTON~ BURKE & THOMPSON, LLC