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EXPANSION INDEX OF SOIL <br />ASTM D-4829-10 / UBC 29-2 <br />1 <br />Project Name :Broadstone Hiretage Multifamily Residential Development <br />Project No. :LA 1248A Sampled By:Date: <br />Boring No. :8-3 Prepared By : Eric y.Date:08/10/15 <br />Sample No. :8-2 Test By:Eric Y.Date:08/11/15 <br />Depth (ft.) :2 - 2.5 Calculated By :Eric Y.Date:08/18/15 <br />Location : Checked By :Dave R.Date: <br />Description :Dark Grayish Brown Sandy Silty Clay with Few Gravel <br />1 Sample Preparation <br />Weight of Total Soil 3694.20 Weight of Soil Retained on No. 4 Sieve 229.70 %Passing No. 4 Sieve 93.78 <br />Trail Field 2 <br />Container No.AL-9 P2 <br />Weight ofWet Soil + Container (gm)579.60 1275.70 <br />Weight of Dry Soil + Container (gm)527.10 1237.80 <br />Weight of Container (gm)184.20 902.10 <br />Moisture Content (96)15.31 11.29 <br />Weight ofWet Soil + Ring (gm)590.85 <br />Weight of Ring (gm)No. 1.0 202.46 <br />Weight ofWet Soil (gm)388.39 <br />Wet Density of Soil (pcf)117.15 <br />Dry Density of Soil (pco 105.27 <br />Precent Saturation of Soil Smlens.)50.70 <br />Loading Machine No. 1 <br />Date Reading Elapsed Dial <br />Expansion <br />Time Time Reading <br />08/11/15 14:00:00 0:10:00 0.0000 <br />08/11/15 <br />08/11/15 14:10:00 0:00:00 0.4000 0.0000 <br />Add Distilled Water to Sample <br />08/11/15 15:10:00 1:00:00 0.4520 0.0520 <br />08/11/15 16:10:00 2:00:00 0.4530 0.0530 <br />08/11/15 17:10:00 3:00:00 0.4530 0.0530 <br />08/12/15 7:30:00 17:20:00 0.4540 0.0540 <br />08/12/15 8:30:00 18:20:00 0.4540 0.0540 <br />08/12/15 10:10:00 20:00:00 0.4540 0.0540 <br />Remark : <br />?. 70 <br />15 <br />3 4 Tested M & D After Test <br />Container No. <br />Wet Soil+Cont.+Ring <br />Dry Soil+Cont.+Ring <br />Wt. of Container <br />11.29 Moisture Content <br />202.46 <br />Wet Density (pcf) <br />Dry Density (pcf) <br />50.70 (%)Saturation <br />1. Screen sample through No. 4 Sieve <br />2. Sample should be compacted into a metal ring of the Degree <br />of Saturation of 50 +/-2% ( 48 - 52). <br />3. Inundated sample in distilled water to 24 h, or until the rate <br />of expansion > (0.0002 in. /h), no less than 3 h. <br />Volume of Mold (n')0.00731 Specific Gravity & <br />Rammer Weight ob.)5.0 Blows/Layer <br />Vertical Confining Pressure 1.0 (Ibl/ini) / 6.9 (kPa) <br />S.G. XWXDd S.G.=Specific Gravity, W=Water Content <br />(%) S = <br />Wd X S.G. - Dd Dd=Dry Soil Density, Wd=Unit Wt. of Water <br />Change in High X 1000 =54.00E.I. (meas)-Initial Thickness <br />65 + Elcmea..)Expansion Index<50) = EI<mcas.) - (50 - Scrneas.)) X 220 - Stmens, <br />54 Medium <br />Expansion Index Potential Expansion <br />0-20 Veil Low <21 -50 Low <br />51 - 90 Medium <br />91 -130 High <br />> 130 Very High <br />1-1