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CONCRETE MATERIALS REPORT <br /> AAR TESTING AND INSPECTION, INC. Inspection Date 07/27/2023 <br /> 1 7126 180th Ave NE, Suite C101 Report No. SAA072723B1 <br /> Redmond, WA 98052 <br /> 425-881-5812 Inspectors Name Savid Acuna <br /> CLIENT INFORMATION PROJECT INFORMATION <br /> Contact Eric Strand Project No. 23-457 <br /> Company Pacific Ridge Homes Project Name Benton Square Detention Vault <br /> Address 17921 Bothell Everett Hwy Address 9908 18th Ave West <br /> City Bothell City Everett <br /> Contractor Superior Concrete Permit No. PW2211-012 <br /> Location Detention vault footings and slab on grade- lower north half <br /> Gridlines <br /> Field Remarks <br /> FIELD TEST DATA STRENGTH REQUIREMENTS <br /> Supplier Miles Mix Design Strength <br /> Plant No. 125 Set No. 1/1 Specified Strength (f'c) 4000 @ 56 Days <br /> Mix No. 18350FP Sample Yardage 9.75 Mix Design Approved <br /> Truck No. 1109 Total Yardage 78.75 <br /> Ticket No. 1048582 Ambient Temp. (OF) 72 REPORTED BATCH WEIGHTS PER CUBIC YARD <br /> Load Size 9.75 Concrete Temp. (OF) 77 Product Info. Design Target Actual <br /> Air Spec. (%) Air Content (%) Cement <br /> Slump Spec. (In.) NA Slump (In.) 4.25 Slag/ Fly Ash <br /> Curing Method Curebox Min. Temp. (OF) Sand <br /> Nominal Size (In.) 4X8 Max Temp. (OF) Aggregate <br /> Batch Time 01:10 PM Sample Time 01:53 PM Aggregate <br /> Aggregate <br /> FIELD TESTS PERFORMED (ASTM) Water <br /> Concrete Shotcrete CDF Grout Nonshrink Admixture <br /> Grout <br /> C31 C138 C1140 D4832 C109 C109 Admixture <br /> C143 C172 C1019 Admixture <br /> C173 C231 C31 AEA <br /> C1064 C1611 T106 Allowed Water(Gal) 20.8 <br /> By Whom Contractor <br /> C1621 C1758 T22 Added Water (Gal) 10 <br /> Date Age Diameter/ Length Height SampleCorrection Area Max Load Strength Fracture Capping <br /> Sample ID Mass Tested By <br /> Tested (days) Width (in.) (in.) (in.) Factor (in2) (lbs.) (psi) Type Method <br /> (kg.) <br /> C13452 A 8/3/2023 7 4.01 8.00 1.00 12.62 38,880 3,080 1 Chris London <br /> C-1231 <br /> C13452 B 8/24/2023 28 4.01 8.00 1.00 12.62 52,900 4,190 1 Chris London <br /> C13452 C 9/21/2023 56 4.01 8.00 1.00 12.62 60,850 4,820 1 Chris London Compressive <br /> Strength <br /> C13452 D 9/21/2023 56 4.01 8.00 1.00 12.62 60,880 4,820 1 Chris London Method <br /> C13452 E 9/21/2023 56 4.01 8.00 1.00 12.62 61,240 4,850 1 Chris London <br /> C-39 <br /> C13452 F H <br /> Other <br /> F_ <br /> Average Strength 4,830 <br /> Field Cures <br /> Lab Remarks At the time of testing, all samples were moist and intact. <br /> Reviewed By: <br /> 09/22/23 CONFORMING Y <br /> Stu Swensen, CET Date Page 1/1 NON-CONFORMING <br /> Testing results relate only to the items inspected/tested. This report shall not be reproduced without written approval. <br />