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Home My WebLink About792-792-187 (3)58 Norfolk Ave, Easton, MA 02375 • Tel 508 822 6934 • www.swcole.com Report of Concrete Compressive Strength ASTM C31, ASTM C39, ASTM C1231 Project Name:Yarmouth MA - Town of Yarmouth Water Resource Recovery Facility - Concrete Testing Services Client:Wright-Pierce Project #:25-0468 Report Date:9/8/2026 Concrete Supplier:Cape Cod Ready Mix PLACEMENT INFORMATION Date Cast: 8/10/2026 Time Cast: 7:20 AM Date Received: Placement Location:PROCESS BUILDING LOWER STAIRCASE Placement Method:PUMP Cylinders Made By:Riley Nordahl Material Type:Concrete Cylinders Placement Vol. (yd ):4 Aggregate Size (in):3/4 Cylinder Size:4" x 8" INITIAL CURING CONDITION DELIVERY INFORMATION Temperatures Minimum (°F): 70 Maximum (°F): 85 Admixtures:SIKA CONTROL 75 TEST RESULTS Slump (in) (C-143):3 Air Content (%) (C-231):3.5 Air Temp (°F):70 Conc. Temp (°F) (C-1064):81 Load Number:1 Mixer Num.:75 Ticket Num.:55269 Cubic Yards:4 Design (psi):4500 Batch 7:13 AM Arrive 7:20 AM Depart 7:40 AM Cylinder Designation Defect (Y/N) Cylinder Weight (lbs) Cylinder Diameter (in) Cross Sectional Area (in ) Date Of Test Cure Type Cap Type Age (Days) Fracture Type Load (kips) Strength (psi) 792-187A N 8.5 4 12.57 8/17/2026 Lab Unbonded 7 5 68.19 5420 792-187B N 8.55 4 12.57 8/24/2026 Lab Unbonded 14 5 72.96 5800 792-187C N 8.6 3.98 12.44 9/8/2026 Lab Unbonded 29 5 88.25 7090 792-187D N 8.55 4 12.60 9/8/2026 Lab Unbonded 29 5 87.71 6980 792-187E N 8.55 4.05 12.91 9/8/2026 Lab Unbonded 29 5 82.33 6390 792-187F 8.65 HOLD Lab 3 2 Remarks:Kaylie O'Sullivan Reviewed By