7000 HARDESON RD Geotech Report 2022-10-25

U.S.Standard Sieve Opening in Inches U.S.Standard Sieve Numbers Hydrometer Results 100°/ - 20 6 4 3 1% "4 ''4 V. #4 10 16 20 30 40 50 100 200 0% 0 90% 10% 80% 20% t 70% 30% m L 60% 40% '>>c T > :' 50`)/0 50% C \- vi 40% 60% c m a m 30% - 70% 20% 80% 0 10% s 90% 0% r- 100% 1000 100 10 1 0.1 0.01 0.001 Grain Size in Millimeters • Gravels Sands Cobbles Silts Clays Coarse Fine Coarse Medium Fine Date: 02/23/18 D15= 0.03 USCS Classification %Gravel %Sand Hydrometer Results Sample#: D35= 0.20 SM,Silty Sand with Gray 26.0% 49.4% Size,mm %Passing Sample ID: D65=2.01 Specifications 0.074 #N/A Source: On-site material Cc=0.64 No Specs 0.050 #N/A Project: CT-MCOB Cu=65.87 Sample Meets Specs %Silt&Clay 0.020 #N/A Location: Everett,WA Liquid Limit=n/a No 24.6% 0.005 #N/A Boring#: B-10 Plastic Limit=n/a Fineness Modulus %Silt %Clay 0.002 #N/A Depth: 2.0-3.5 Plasticity Index=n/a 3.23 #N/A #N/A 0.001 #N/A Coarse Actual Interpolated Fines Actual Interpolated Section Cumulative Cumulative Section Cumulative Cumulative Sieve Size Percent Percent Specs Specs Sieve Size Percent Percent Specs Specs US Metric Passing Passing Max Min US Metric Passing Passing Max Mm 6.00" 150.00 100.0% #4 4.750 - 74.0% 74.0% 4.00" 100.00 100.0% #8 2.360 61.8% 3.00" 75.00 100.0% #10 2.000 60.0% 60.0% 2.50" 63.00 100.0% #16 1.180 52.3% 2.00" 50.00 100.0% #20 0.850 49.2% 49.2% 1.75" 45.00 100.0% #30 0.600 43.8% 1.50" 37.50 100.0% #40 0.425 40.0% 40.0% 1.25" 31.50 100.0% #50 0.300 34.5% 1.00" 25.00 100.0% #60 0.250 32.3% 7/8" 22.40 100.0% #80 0.180 29.2% 3/4" 19.00 100.0% #100 0.150 27.9% 5/8" 16.00 100.0% 100.0% #140 0.106 26.0% 1/2" 12.50 87.6% 87.6% #170 0.090 25.3% 3/8" 9.50 82.9% 82.9% #200 0.075 24.6% 24.6% 1/4" 6.30 78.5% 78.5% #270 0.053 #4 4.75 74.0% 74.0% Copyright Spears Engineering&Technical Services PS,1996-2005 RN File No. 3224-002A Figure 24