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CONCRETE MATERIALS REPORT <br /> l�a AAR TESTING AND INSPECTION,INC. Inspection Date 08/07/2023 <br /> i' 71216180th Ave NE,Suite C101 Report No. BL080723B1 <br /> Redmond,WA 98052 <br /> ' 425-881-5812 Inspectors Name Bobby Luke <br /> CLIENT INFORMATION PROJECT INFORMATION <br /> Contact Amy Pickett 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 Permit No. PW2211-012 <br /> Location Vault Walls <br /> Gridlines <br /> Field Remarks Arrived on site as requested,to sample test and,observe concrete placement.I performed slump and temperature testing on the fresh concrete.Also observed approximately 10.00 cubic yards <br /> of a Miles mix 41840OF into vault wall.Concrete was placed via pump truck and was mechanically consolidated.I then cast(1)set of(6)4x8"lab cures cylinders for compressive strength testing. <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 @ 28 Days <br /> Mix No. 1840OF Sample Yardage Mix Design Approved Yes <br /> Truck No. 1189 Total Yardage 10 <br /> Ticket No. 1051306 Ambient Temp.(°F) 64 REPORTED BATCH WEIGHTS PER CUBIC YARD <br /> Load Size 10.00 Concrete Temp.(°F) 77 Product Info. Design Target Actual <br /> Air Spec.(%) Air Content(%) Cement <br /> Slump Spec.(In.) 5.00 Slump(In.) 5.00 Slag/Fly Ash <br /> Curing Method Min.Temp.("F) Sand <br /> Nominal Size(In.) 4X8 Max Temp.(°F) Aggregate <br /> Batch Time 10:24 AM Sample Time 11:15 AM 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) 21.07 <br /> By Whom Bruce Raymond <br /> C1621 C1758 T22 Added Water(Gal) 20 <br /> Sample <br /> Sample ID <br /> Date Age Diameter/ Length Height Mass Correction Area Max Load Strength Fracture Tested By Capping <br /> Tested (days) Width(in.) (in.) (in.) (kg) Factor (in2) (Ibs.) (psi) Type Method <br /> C13585 A 8/10/2023 3 4.01 8.00 1.00 12.62 37,250 2,950 1 Chris London <br /> C-1231 <br /> C13585 B 8/14/2023 7 4.01 8.00 1.00 12.62 45,180 3,580 2 Chris London <br /> C13585 C 9/4/2023 28 4.01 8.00 1.00 12.62 63,580 5,040 1 Chris London Compressive <br /> Strength <br /> C13585 D 9/4/2023 28 4.01 8.00 1.00 12.62 66,250 5,250 1 Chris London Method <br /> C13585 E 9/4/2023 28 4.01 8.00 1.00 12.62 61,950 4,910 1 Chris London <br /> C-39 <br /> C13585 F H <br /> Other <br /> Average Strength 5,070 <br /> Field Cures <br /> Lab Remarks At the time of testing,all samples were moist and intact. <br /> Reviewed By: <br /> 09/06/23 CONFORMING <br /> Stu Swensen,CET Date Page 1/1 NON-CONFORMING <br /> Testing results relate only to the items inspected/tested.This report shall not he reproduced without written approval. <br />