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OTTO ROSENAU & ASSOCIATES, INC. <br /> Geotechnical Engineering, Construction Inspection & Materials Testing <br /> CONCRETE REPORT <br /> Job Number: 24-0053 Report Number: RC460811 Permit Number: B2306-070 <br /> Project: Waterline Gym Client: CH Grand LLC <br /> Address: 2900 Grand Avenue, Units 4, 5, Everett Date: 05/10/2024 <br /> Inspector(s): Paul Kanikkeberg (WABO#: SI 01660) <br /> Description/Location: Slab on metal deck for mezzanine at A-B.4/6.9-8.2. Re-steel conforms to approved plans, S2.1 (Note 6), 7/S3.1, <br /> and 2/S3.1. <br /> *Conforms pending engineer approval of Grade 40 bar. <br /> Rebar Verified: Yes 5/10/2024 Paul Kanikkeberg (Grade 40) Mfg: Nucor <br /> Placement Data Design 0 Actual ❑ Batch Weights/Cubic Yard <br /> Supplier: Smokey Point Cement(Ibs/type): <br /> Mix Number: PGLINE3000 Fine Agg. (Ibs): <br /> Slump Spec: 5" Max Coarse Agg. (Ibs/size): Slag (Ibs): <br /> W/C Ratio Spec: 0.45 Max Coarse Agg. (Ibs/size): <br /> Air Spec: N/A Coarse Agg. (Ibs/size): <br /> Total Yards: 7 Fly Ash (Ibs): <br /> Placed Via: Pump Water(Ibs or gal): <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 12:00 pm 7.00 5 gal. 5" N/A 72°F 70°F 1403 334283 <br /> Weather: Clear Slump Range: 5" Air% Range: N/A <br /> Date Samples Picked Up: 5/10/2024 Initial Curing Method: ASTM c31,Exclude c31-12.1.5 Initial Curing Tmp: ASTM c31,Exclude c31-10.1.2 <br /> Comments <br /> Batch weights not provided. <br /> REINFORCING/PLACEMENT: Conforms:❑./ Does Not Conform: L <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 05/17/2024 7 4 x 8 12.5 3.99 8.6 49,120 3930 5 <br /> 2 06/07/2024 28 4 x 8 12.5 3.99 8.6 73,580 5890 5 <br /> 3 06/07/2024 28 4 x 8 12.5 3.99 8.6 75,880 6070 5 <br /> 4 06/07/2024 28 4 x 8 12.5 3.99 8.6 75,870 6070 5 <br /> 28-day Average PSI: 6010 <br /> =Discarded <br /> Tested in general accordance to: ASTMC39❑� ASTMC617❑ ASTMC1231 n <br /> Co to: a te: 2024.06.1 1 <br /> Client ❑ Engineer ❑ Others Isaac RUOf1 1 :20:14 -07 00'❑ Owner ❑d Contractor Technical Responsibility: <br /> W Architect W 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. <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 />