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Home My WebLink AboutAlpha Testing - 6/21/2018 (3)Concrete Compression Test Report 5058 Brush Creek Rd. Fort Worth, TX 76119 (817)496-5600 Alpha Testing, Inc. TBPE Firm No. 813 FIELD DATA Placement Location:RETAINING WALLS 9A AND 9B (AT STAIRCASE) Project Desc:MUSTANG PANTHER STADIUM PKG A & PKG B Our Report #:F171917-277 GRAPEVINE - COLLEYVILLE ISD 30510 IRA E WOODS AVE GRAPEVINE, TX 76051 CALVA POWELLATTN: Fax Number: Date Placed:5/23/2018 Time Placed:11:45 AM 8.0 4.5 84.0 90.0 Date Received:5/25/2018 Concrete Supplier:MARTIN MARIETTA Submitted By:Gasigwa, Ignace(Baziga) Plant Number:141 Delivery Ticket No.:4724968 149.8 Batch Time:10:46:00 AM Tested For: Lab No.: Cure Type: Date Tested: Age (Days): Max Load: Area: Sq. In.PSI: Cap Spec: CYLINDER COMPRESSION TEST RESULTS (ASTM C-231) Avg. Length Avg. Width Avg Depth/ Diameter Cast By:ALPHA Cured Specification:ASTM C-31 Mix ID:8274M Break Type: Sample Location:RETAINING WALL 9B STATION 1+45 PM:TIM BEGOLE SR. Date Issued:06/21/2018 Specified Strength:3600 Result Air Content: Ambient Temp (F): Concrete Temp (F): Unit Weight: Slump (ASTM C-143): 441 5/30/2018 7 2405012.56 1910LABC-1231 8 N/A 41 442 6/20/2018 28 3989012.56 3180LABC-1231 8 N/A 41 443 6/20/2018 28 3987012.56 3170LABC-1231 8 N/A 43 444 6/20/2018 28 3793012.56 3020LABC-1231 8 N/A 42 Average 28-day Compressive Strength is NOT compliant with project specifications Notes:Required strength revised to indicate 3,600 psi. 6/21/2018 CC: 3120 Respectfully Submitted By:__________________________________________________________ of Alpha Testing, Inc. Geotechnical Engineering * Construction Materials Testing * Environmental Engineering * Consulting 320005 Break Types: 1: Cone 2: Cone and Split 3: Cone and Shear 4: Shear 5: Columnar * = Specification out of spec Test Method: Unless noted, concrete was sampled and tested in accordance with ASTM C172, C143, C231, C173, C1064, C31, C1231 and C138. Compression strength tests per ASTM C39.