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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: RC360603 Permit Number: ,See Below <br /> Project: Riverfront Simpson Client: Polygon Northwest <br /> Address: 4504 30th Drive SE,4506 31st Ave.SE&4507 30th Drive Address: 11624 SE 5th Street,Bellevue <br /> SE,4506 30th Drive SE,Everett <br /> Inspector(s): John Fraser Date: 12/11/2017 <br /> Description/Location: Inspected reinforcing steel and concrete placement for exterior footings at lots 227 and 251 and reinforcing steel <br /> and concrete placement for interior footings/stem walls at lots 228 and 229.The inspected work was found to be <br /> done as per approved project documents. <br /> Resteel Verified: Yes 12/11/2017 John Fraser(grade 60) Mfg: Cascade <br /> • Placement fData Design 0' Actual J Batch Weights/Cubic Yard <br /> Supplier: Miles Cement(lbs/type): 410# Type: I/II <br /> Mix Number: 18350FP Fine Agg.(lbs): 1520# <br /> Slump Spec: 4"±1" Coarse Agg. (lbs/size): 1560# 7/8° Slag(lbs): <br /> W/C Ratio Spec: .532 Coarse Agg.(lbs/size): 300# #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): 30 gal. <br /> Consolidated: Yes Admixtures(specify): <br /> Required Strength: 3000 psi at 28 days. <br /> Sampling and Testing Data Time Cubic Water Slump Air% ConcTemp Ambient Truck Ticket <br /> ASTM C 172,C 3 "1 Made Yards Added C 143 0231 -`,C 1064 Temp ,-No.-- No <br /> Cast Samples: 1-4 11:10 am 10.00 10 gal. 4.75" N/A 58°F 41°F C139 200723 <br /> Weather: Clear Slump Range: 2.5/5.5 Air%Range: N/A <br /> Date Samples Picked Up: 12/12/2017 Initial Curing Method: ASTM 031,Exclude C31-12.1.5 Initial Curing Temp: ASTM C31,Exclude C31-10.1.2 <br /> Comments- <br /> Pemit#'s Lot 227-C1707-004,Lot 228-C1706-017,Lot 229-1706-018 <br /> REINFORCING/PLACEMENT: Conforms:n Does Not Conform:❑ <br /> COMPRESSIVE TEST RESULTS <br /> Specimen Test Field Age Size Area Weight Max Load Strength Fracture Type <br /> Number Date Cure (Days) (in.) (Sq.ln.) (Lbs.) (Lbs.) (psi) (other than cone) <br /> 1 12/18/17 7 4 x 8 12.62 8.8 48,090 3810 5 <br /> *=Discarded <br /> Tested in general accordance to: ASTMC39 j ASTMC617❑ ASTMC1231 EJ <br /> Copies to: <br /> ❑Client ❑ Engineer ❑ Building Dept <br /> ❑ Owner 0 Contractor ❑d Batch Plant Technical Responsibility: _ IF4/109' I _ _ _ w <br /> ❑Architect ❑Others <br /> ',rafter a'4.n,Pro 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.I <br />