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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: RC355018 Permit Number: various <br /> Project: Riverfront Simpson Client: Polygon Northwest <br /> Address: 4312 30th Drive SE, Everett Address: 11624 SE 5th Street, Bellevue <br /> Inspector(s): Paul Kanikkeberg Date: 1/26/2018 <br /> Description/Location: Inspected reinforcing steel, Ufer ground and concrete placement for wall footings at lot numbers 249(no permit at <br /> the time of this report),206(permit#:C1708-013),and 207(permit#: C1708-010). The inspected work was found <br /> to be done as per approved project documents. <br /> Resteel Verified: Yes 1/26/2018 Paul Kanikkeberg(Grade 60) Mfg: Cascade <br /> Placement Data Design [ Actual [] Batch WeightslCubicYard <br /> Supplier: Miles Cement(lbs/type): 410# Type: 1/1I <br /> Mix Number: 18350FP Fine Agg. (lbs): 1540# <br /> Slump Spec: 4"±l" Coarse Agg. (lbs/size): 300# 3/8" Slag(lbs): <br /> W/C Ratio Spec: 0.53 Coarse Agg. (lbs/size): 1560# 7/8" <br /> Air Spec: n/a Coarse Agg. (lbs/size): <br /> Total Yards: 26.5 Fly Ash(lbs): 60# <br /> Placed Via: Pump Water(lbs or gal): 30gal <br /> Consolidated: Yes Admixtures(specify): <br /> Required Strength: 3000 psi at 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 11:15 am 10.00 0 gal. 4.5" n/a 53°F 40°F 186 202312 <br /> Weather: Cloudy Slump Range: 4.5"-5" Air%Range: n/a <br /> Date Samples Picked Up: 1/29/2018 Initial Curing Method: ASTM cai,Exclude c31-12.1.5 Initial Curing Temp: ASTM C31,Exclude C31-10.1.2 <br /> Comments <br /> REINFORCING/PLACEMENT: Conforms:El 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 2/2/18 7 4 x 8 12.56 8.8 41,810 3330 3 <br /> 2 2/23/18 28 4 x 8 12.62 8.7 69,660 5520 5 <br /> 3 2/23/18 28 4 x 8 12.62 8.8 68,400 5420 5 <br /> 4 2/23/18 28 4 x 8 12.62 8.7 70,740 5610 5 <br /> *=Discarded <br /> Tested in general accordance to: ASTMC39 ] ASTMC617❑ ASTMC1231 ❑ <br /> Copies to: <br /> Client r ] Engineer U Building Dept <br /> ❑Owner ❑d Contractor 0 Batch Plant Technical Responsibility: 4��1 <br /> ❑Architect ❑Others j • lter 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 /> 3 <br />