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1 <br /> <br /> <br /> <br />1 <br />1 <br />iSL ~_ _ __ _______- <br />GRAIN SIZE DISTRIBUTION TEST DATA Test No.: 20 <br />-- -- ---------------------------------------------------------------------- <br />Date: OCTOBER 15, 1993 <br />Project No.: 14725 <br />Project: SAN LUIS/BMG <br />==vvv.vevvvev=~=roe========eoeeo=eoo=coo.ecoeeoe.o=c=e===eoveoeeovvc=eeoeee <br />Sample Data <br />Location of Sample: AC-21(6-12")L479.0 <br />Sample Description: SILTY SAND WITH GRAVEL <br />USCS Class: SM Liquid limit: <br />AASHTO Class: Plasticity index: <br />Notes <br />Remarks: <br />' Fiq. No.. <br /> <br />1 <br /> <br />LJ <br /> <br /> <br />1 <br />Mechanical Analysis Data <br /> Initial <br />Dry sample and tare = 2506.20 <br />Tare = 346.20 <br />Dry sample weight = 2160.00 <br />Sample split on number 4 sieve <br />Split sample data: <br />Sample and tare 453.2 Tar e 191.5 <br />Cumulative weight retained t are= 191.5 <br />Tare for cumulative weight ret ained= 346.2 <br />Sieve Cumul. Wt. Percent <br />re tained finer <br />1.5 inches 346.20 100.0 <br />0.75 inches 427.20 96.3 <br />0.375 inches 653.10 85.8 <br />~ 4 792.90 79.3 <br />~ 8 200.20 76.7 <br />f 16 210.00 73.7 <br />f 30 222.40 70.0 <br />f 50 252.30 60.9 <br />~ 100 314.80 41.9 <br />f 200 370.50 25.1 <br />t + 3 in. = 0.0 <br />t FINES = 25.0 <br />D85= 8.91 D60= <br />D30= 0.0920 <br />1 <br />1 <br />Sample weight = 261.7 <br />---------------------------------- <br />Fractional Components <br />---------------------------------- <br />~ GRAVEL = 20.7 ~ SAND = 54.3 <br />0.285 D50= 0.197 <br /> <br />