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Northlake 635(7)-LR000517
10575 tlewkitkStreet Clark Contractors Report Date: May 17, 2000 S u i 1 e 780 1333 Crestside Drive Report ID. No: C6391 - 2990 Dallas, Texas 7S220 Coppell TX 75019- 972.831.1111 Attention: Gary Zinberg FAX 972.831.0800 REPORT OF COMPRESSIVE STRENGTH TESTS Project: PSINET 1333 Crestside Drive/Coppell, Texas Location: SLAB - MECHANICAL ROOM EAST END OF BLDG Cast Date: 5/9/00 Batch Time: 8:55 Test Time: 9:50 Specimens Made By: DJ Supplier: BUTLER Ticket No,: f1486 Truck Number: 225 Concrete Mix: 5 SK Specified Strength: 3000 psi ~ 28 days PHYSICAL PROPERTIES OF CONCRETE (ASTM C143, C231. C138, C1064) Slump: 5.5 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.) (psi) f'~c Fracture f 3 6.00 28.27 101,000 3570 Cone Average: 3570 119 2 7 6.00 28.27 98,980 3500 Wedge 3 7 6.00 28. 27 99, 780 3530 Shear Average: --3520 117 Patton, Burke & ThomJ~on, J.4.~..~' '~.~, ~ cc: Concrete Supplier ~ ~/ ~.~.,~E~ ~ · ........ ~/ ~ ~:~ "~!~ ~ eLR Construc,on ~0~0~~e~ R~ ~ -?' -... , GX~ec~''' ~Hamm~~R,ERG } · '~ PATTON, BURKE & THOMPSON, LLC Engineering Consultants 10S75 t~ewkirk Street Cl~,rk Contractors Report D~,te: May '17, 2000 S u i I e 780 1333 Crestside Drive Report ID. No: C620g - 2ggo Dallas, Texas 75220 9 7 2. 8 3 1 . 1 I 1 1 Coppeli TX 7501g- Attention: Gary ZJnberg FAX 972.831.0800 REPORT OF COMPRESSIVE STRENGTH TESTS Project: PSINET 1333 Crestside Drive/Coppell, Texas Location: STUB WALL FOR WIRE TROUGH - AREA D Cast Date: 4/17/00 Batch Time: 7:30 Test Time: 8:10 Specimens Made By: JAL Supplier: BUTLER Ticket No.: L0~0925 Truck Number: 210 Concrete Mix: 322 Specified Strength: 3000 psi @ 28 days PHYSICAL PROPERTIES OF CONCRETE (ASTM C143, C231, C138, C1064) Slump: 5.25 in. Air Content: 1.1% Density: pcf. Temp.: 64 OF COMPRESSIVE STRENGTHS (ASTM C39) Compressive Percent Specimen Age Dia. Area Load Strength of Type of (No.) (Days} (in.) (in.2) (lbs.) (l~si} f'._~c Fracture I 3 6.00 28.27 117,490 4160 Shear 2 3 6.00 28.27 123,490 4370 Shear Average: 4260 142 3 7 6.00 28. 27 122, 600 4340 Wedge Average: 4340 145 4 28 6.00 28.27 164,220 5810 Wedge 5 28 6.00 28.27 f57,810 5580 Shear 6 28 6.00 28.27 169,580 6000 Shear Average: 5800 193 En~ineeri~ Consultants