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CAL, Inr- <br />3628 Madison Avenue, Suite 22 1 Sacramento, CA 95660 1 Office (916) 331-6030 1 Fax (916) 331-6037 <br />CONSTRUCTION INSPECTION AND TESTING I GEOTECHNICAL I ENVIRONMENTAL I CIVIL ENGINEERING <br />EXPANSION INDEX TEST <br />ASTM D-4829 -11 <br />Project Name: 2706 Pock Lane <br />Project Number: 25-1097G <br />Sample Date: 3/2/2021 <br />Lab Number: 1862 <br />Sample ID: B-3 @ 0-2' <br />EXPANSION READING <br />Initial <br />Saturated <br />WET WEIGHT <br />(g) <br />346.7 <br />436.8 <br />DRY WEIGHT <br />(g) <br />310.3 <br />341.2 <br />% MOISTURE <br />(%) <br />11.7% <br />28.1% <br />WEIGHT OF RING & SOIL <br />(g) <br />744.5 <br />800.1 <br />WEIGHT OF RING <br />(g) <br />363.3 <br />363.3 <br />WEIGHT OF SOIL <br />(g) <br />381.2 <br />436.8 <br />WEIGHT OF SOIL <br />(lbs.)l <br />0.8404 <br />0.9630 <br />VOLUME OF SOIL <br />(cf) <br />0.00730 <br />0.00805 <br />WET DENSITY <br />(pcf) <br />115.1 <br />119.6 <br />DRY DENSITY <br />(pcf) <br />103.0 <br />93.4 <br />% SATURATION <br />% <br />50.8% <br />94.3% <br />EXPANSION READING <br />INCH <br />DATE TIME: INITIAL READING 0.000 <br />VERY LOW <br />0-20 <br />LOW <br />21-50 <br />MEDIUM <br />51 -90 <br />FINAL READING <br />0.103 <br />HIGH <br />91-130 <br />EXPANSION INDEX= <br />1 103 1 <br />VERY HIGH <br />130> <br />EXPANSION INDEX50 = <br />�3 <br />NOTES: <br />1.- 2.67 SP. GR. = 1/2.7= 0.3704 <br />2.- % SATURATION MUST BE BETWEEN 48% AND 52% <br />