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Northlake 635(7)-LR000725 ! 0S7S Newkirk Street s u it e 7 8 0 Clark Contractors Report Date: July25, 2000 Dallas, Texas 75220 1333 Crestside Drive Report ID. No: C6863 - 2990 9 72.83! .! 1 ! ! CoppellTX75019- F A X 97 2.831.0800 Attention: Gary Zinberg REPORT OF COMPRESSIVE STRENGTH TESTS Project: PSINET 1333 Crestside Drive/Coppell, Texas Location: SLAB ON STYROFOAM - SW END GF BLDG., POP ROOM #121 Cast Date: 6/27/00 Batch Time: 7:37 Test Time: 9:15 Specimens Made By: DJ Supplier: CLARK Ticket No.: 9273 Truck Number: 222 Concrete Mix: 5 SK Specified Strength: 3000 psi ~ 28 days PHYSICAL PROPERTIES OF CONCRETE {ASTM C143, C231. C138, C1064) --- Slump: 6 in. Air Content: 1.8 % Density: pcf. Temp.: 90 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 1 7 6.00 28.27 64,970 2300 Wedge 2 7 6.00 28.27 80,410 2840 Wedge Average: 2570 86 3 28 6.00 28.27 115,850 4100 Wedge 4 28 6.00 28.27 111,550 3950 Shear Average: 4020 134 Pat~.~urke & ~7(~on, LLC cc: Concrete Supp#er by: '~L-_~/~, ~Jv --' PLR Construction '- //effrl~l~y S. Hammer V PATTON, BURKE & THOMPSON, LLCI En§JneerJn§ Consultantsllm~lm~ 1 057S t~ewkirk Street s u it e 7 8 0 Clark Contractors Report Date: July25, 2000 Dallas, Texas 7S220 1333 Crestside Drive Report ID. No: C6863 - 2990 9 72.83].1 ! ! ! Coppell TX 75019- F A X 972.83 ~. 0800 Attention: Gary Zinberg REPORT OF COMPRESSIVE STRENGTH TESTS Project: PSINET 1333 Crestside Drive/Coppell, Texas Location: SLAB ON STYROFOAM - SW END OF BLDG., POP ROOM #121 Cast Date: 6/27/00 Batch Time: 7:37 Test Time: 9:15 Specimens Made By: DJ Supplier: CLARK Ticket No.: 9273 Truck Number: 222 Concrete Mix: 5 SK Specified Strength: 3000 psi @ 28 days PHYSICAL PROPERTIES OF CONCRETE (ASTM C143. C231. C138. C1064} Slump: 6 in. Air Content: 1.8 % Density: pcf. Temp.: 90 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 7 6.00 28.27 64,970 2300 Wedge 2 7 6.00 28.27 80,410 2840 Wedge Average: 2570 86 3 28 6.00 28.27 115,850 4100 Wedge 4 28 6.00 28.27 f 11,550 3950 Shear Average: 4020 134 Pat~urke &/~7~o n, LLC cc:PLRC°ncreteconstructionSUpplier /~ffr~l/y S. Hammer PATTON, BURKE & THOMPSON, LLCI Engineering Consultants 1 0S75 Newkirk S~ree! s u it e 7 8 0 Clark Contractors Report Date: July25, 2000 Dallas, Texas 75220 1333 Crestside Drive Report ID. No: C6863 - 2990 972.831.1 1 1 1 CoppellTX75019- F A X 9 7 2.8 31.0 8 0 0 Attention: Gary Zinberg REPORT OF COMPRESSIVE STRENGTH TESTS Project: PSINET 1333 Crestside Drive/Coppell, Texas Location: SLAB ON STYROFOAM - SW END OF BLDG., POP ROOM #121 Cast Date: 6/27/00 Batch Time: 7:37 Test Time: 9:15 Specimens Made By: DJ Supplier: CLARK Ticket No.: 9273 Truck Number: 222 Concrete Mix: 5 SK Specified Strength: 3000 psi @ 28 days PHYSICAL PROPERTIES OF CONCRETE (ASTM C143. C231. C138. C1064) Slump: 6 in. Air Content: 1.8 % Density: pcf. Temp.: 90 OF COMPRESSIVE STRENGTHS (ASTM C39) Compressive Percent Specimen Age Dia. Area Load Strength of Type of (No.) (Days) (in.) (in.2) (lbs.) (osi} f"~c Fracture 1 7 6.00 28. 27 64,970 2300 Wedge 2 7 6.00 28.27 80,410 2840 Wedge Average: 2570 86 3 28 6.00 28.27 115,850 4100 Wedge 4 28 6.00 28. 27 111,550 3950 Shear Average: 4020 134 Pat~/~urke & '~17~on, LLC cc: Concrete Supplier by: '~-~, ~.J~ .... PLR Construction '- ~bffri~ S. Hammer PATTON, BURKE & THOMPSON, LLC Engineering Consultants~m~mm