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OTTO ROSENAU & ASSOCIATES, INC. <br /> Geotechnical Engineering, Construction Inspection & Materials Testing <br /> CONCRETE REPORT <br /> Job Number: 25-0141 Report Number: RC3290902 Permit Number: B2410-070 <br /> Project: Boeing-Bldg.40-21 Freeze Recovery Client: The Boeing Company <br /> Address: 3003 W Casino Rd, Everett Date: 03/07/2025 <br /> Inspector(s): John Fraser(WABO#: SI 02055) <br /> Description/Location: West Door infill: North of door W4. <br /> Rebar Verified: Yes 2/24/2025 Mark Gray(Grade 60) Mfg: Nucor, Cascade <br /> Placement Data Design 0 Actual ❑ Batch Weights/Cubic Yard <br /> Supplier: Miles Cement(Ibs/type): 564# Type: 2-L <br /> Mix Number: 0260AC6 Fine Agg. (Ibs): 1301# <br /> Slump Spec: 5"± 1" Coarse Agg. (Ibs/size): 1527#7/8" Slag (Ibs): <br /> W/C Ratio Spec: 0.44 Coarse Agg. (Ibs/size): 296#Pea Gravel <br /> Air Spec: 5%± 1.5% Coarse Agg. (Ibs/size): <br /> Total Yards: 9 Fly Ash (Ibs): <br /> Placed Via: Boom Pump Water(Ibs or gal): 250# <br /> Consolidated: Yes Admixtures(specify): 4 oz.AE 90,34 oz. POLYHEED 997 <br /> Required Strength: 4500 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 8:15 am 9.00 0 gal. 5.5" 5% 60°F 46°F 1145 1189134 <br /> Weather: Overcast Slump Range: 4-6" Air% Range: 3.5-6.5% <br /> Date Samples Picked Up: 3/10/2025 Initial Curing Method: ASTM C31,Exclude C31-12.1.5 Initial Curing Tmp: ASTM C31,Exclude C31-10.1.2 <br /> Comments <br /> Placed per ACI criteria. <br /> REINFORCING/PLACEMENT: Conforms: .i Does Not Conform: ❑ <br /> COMPRESSIVE TEST RESULTS Fracture Type <br /> Specimen Test Field Age Size Daily Average Weight Max Load Strength (other <br /> Number Date Cure (Days) (in.) Area (Sq.ln.) Diam. (In.) (Lbs.) (Lbs.) (psi) than cone) <br /> 1 03/14/2025 7 4 x 8 12.43 3.98 7.9 51,400 4140 <br /> =Discarded <br /> Tested in general accordance to: ASTMC39❑.i ASTMC617❑ ASTMC1231 ❑ <br /> Co,p�ie,s to: d❑ Isaac Ruoff Digitally signed by Isaac Ruoff <br /> L�J Client Engineer ❑ Others Date:2025.03.20 11:16:38 <br /> ❑ Owner d❑ Contractor Technical Responsibility: -07'00' <br /> ❑ Architect ❑d Building Dept Isaac Ruoff, 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.Simple acceptance/rejection decision rule was utilized. <br /> 6747 M.L. King Way S.,Seattle,Washington 98118-Phone(206)725-4600-Fax(206)723-2221 <br /> Form No.:ADMIN-62-05 (Rev 01/24) Page 1 of 1 <br />