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OTTO ROSENAU & ASSOCIATES, INC. <br /> Geotechnical Engineering, Construction Inspection & Materials Testing <br /> CONCRETE REPORT <br /> Job Number: 16-0175 Report Number: RC375597 Permit Number: See Below <br /> Project: Riverfront Simpson Client: Polygon Northwest <br /> Address: 4312 30th Drive SE,Everett Address: 11624 SE 5th Street, Bellevue <br /> Inspector(s): John Fraser Date: 7/18/2018 <br /> Description/Location: Interior footings and interior/perimeter stem walls for units 150 and 151 UFER grounds,anchor rods,and straps <br /> verified. <br /> Lot 150-4301 Riverfront Blvd.-C1802-010 <br /> Lot 151 -4227 Riverfront Blvd,-C1802-011 <br /> Rebar Verified: Yes 7/18/218 John Fraser(Grade 60) Mfg: Cascade <br /> Placement Data Design Actual ❑ Batch Weights/Cubic Yard <br /> Supplier: Miles Cement(lbs/type): 410# Type: I/II <br /> Mix Number: 18350FP Fine Agg.(lbs): 1570# <br /> Slump Spec: Coarse Agg.(lbs/size): 1650 lbs.3/8" Slag(lbs): <br /> W/C Ratio Spec: 0.53 Coarse Agg.(lbs/size): 200 lbs.#8 <br /> Air Spec: n/a Coarse Agg.(lbs/size): <br /> Total Yards: 40 Fly Ash(lbs): 60# <br /> Placed Via: Pump Water(lbs or gal): 30gal <br /> Consolidated: Yes Admixtures(specify): <br /> Required Strength: 3000 psi @ 28 days <br /> Sampling and Testing Data Time Cubic Water Slump Air% Conc.Temp Ambient Truck Ticket <br /> ASTM C 172,C 31 Made Yards Added C 143 C 231 C 1064 Temp No. No. <br /> Cast Samples: 1-4 2:30 pm 10.00 20 gal. 5.5" n/a 74°F 71°F C183 209637 <br /> Weather: Overcast Slump Range: 3"-5" Air%Range: n/a <br /> Date Samples Picked Up: 7/19/2018 Initial Curing Method: ASTM c31,Exclude C31-12.1.5 Initial Curing Temp: ASTM C31,Exclude C31-10.1.2 <br /> Comments <br /> Placed per ACI criteria. <br /> REINFORCING/PLACEMENT: Conforms:V Does Not Conform: LL <br /> COMPRESSIVE TEST RESULTS <br /> Specimen Test Field Age Size Area Weight Max Load Strength Fracture Type <br /> Number Date Cure (Days) (in.) (Sq.in.) (Lbs.) (Lbs.) (psi) (other than cone) <br /> 1 7/25/18 7 4 x 8 12.56 8.8 36,610 2920 5 <br /> =Discarded <br /> Tested in general accordance to: ASTMC39[ ASTMC617❑ ASTMC1231 ❑ <br /> Copies to: <br /> Engineer �� Batch Plant <br /> ❑ Client ❑ <br /> L Ownertj Contractor L i Others Technical Responsibility: <br /> ❑ Architect H Building Dept Walter Hansen, Project Manager <br /> This report applies only to the items tested or reported and is the exclusive property of Otto Rosenau&Associates,Inc. Reproduction of this <br /> report except in full,without written permission from our firm is strictly prohibited. <br /> 6747 M.L.King Way S.,Seattle,Washington 98118-Phone(206)725-4600 or 1-888-OTTO-4-US-Fax(206)723-2221 <br /> Form No.:ADMIN-62-04(Rev 09/06) Page 1 of 1 <br />