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SC-Coppell HS-LR 991025 (2)FUGRO SOUTH, INC. ~ 2880 Virgo Lane: Dallas. Texas 75229 Ph (972) 484-8301: Fax (972) 620-7328 COMPRESSIVE STRENGTH OF CONCRETE REPORT CLIENT: Coppell lSD, c/o Dal- Mac Construction Co. REPORT DATE: October 25, 1999 PROJECT: Coppell High School, Coppell, Texas PROJECT NO: 0791-2208 SAMPLE DATE: September 23, 1999 CONTRACTOR: Dal ~ Mac TICKET NO.: 7077483 CONCRETE SUPPLIER: Lattimore AMBIENT TEMP. (°F): 64 PLANT/TRUCK: 7/958 CONCRETE TEMP. (°F) (ASTM C-1064): 80 MIX ID NUMBER: 16 TIME BATCHED: 10:14 AIR (%) (ASTM C-231): TIME SAMPLED: 10:40 WATER ADDED (gal): 15 WEATHER CONDITION: Clear SLUMP (in.) (ASTM C-143): 5.0 LOCATION OF PLACEMENT: Slab, 10 feet east, 10 feet south from northwest comer of freshman center CONCRETE CYLINDER COMPRESSIVE STRENGTH TESTS Standard 6" x 12", 28.27 square inches TOTAL COMPRESSIVE SPECIFIED COMPRESSIVE CYUNDER AGE DATE LOAD STRENGTH STRENGTH NUMBER (days) TESTED (pounds) (psi) (psi) CHC 165 7 9-30-99 94000 3330 3000/28 days CHC 166 28 10-21-99 117000 4140 CHC 167 28 10-21-99 119000 4210 CHC 168 Hold Fracture mode is lA) unless otherwise noted Specifications: Making & ASTM C.31 Testing ASTM C-143, Typesof J~ ~'T'~ r-~ ~"~ curing: Methods: ASTM C-39 Fracture: AI/XJ [/XJ [/~ L.~B C D REMARKS: Technician: Greg Forsythe FUGRO SOUTH INC. Reviewed By: --' /' SMH/rm Distribution: DaI-Mac Construction- Damon Norman City of Coppell - Larry Davis Coppell lSD - Mickey Harper SHW Group - Joe Craddock SHW Group - Mike Elmore JRJ Paving - Jeff Williford