ARCHIVED REPORTS XR0001328 - Laserfiche WebLink

Home Browse Search

v - - UNIFIED SOIL CLASSIFICATION SYSTEM MAJOR DIVISIONS LTR DESCRIPTION MAJOR DIVISIONS LTR DESCRIPTION I Well—graded gravels or gravel and Inorganic sits and very fine sands sand mixtures little or no fines ML rock flour silty or clayey fine Gh Poorly—graded gravels or gravel SILTS sand r s or clayey silts with sitght GRAVEL sand mixture, littte or no fines AND I at AND CLAYS Inorganic clays or €ow to medium GRAVELLY Silty gravels gravel—sand—siltLL <SD CL plasticity, gravelly clays sandy SOILS GM mixtures clays lean cloys Clayey gravels grovei—sand—clay Organic silts and organic silt—clays I GRAINEDCOARSE CC mixtures FINE DL of low ptashcity SOILS Well—graded sands or gravelly GRAINED Inorganic clays or low to medium Stix sands little or no fines SOILS MH plasticity gravelly clays sandy SAND Poorly—graded sands or gravelly SILTS clays, lean clays AND S' sand mixture little or no fines AND Inorganic clays of high piasticrty SANDY CLAYS CH fat clays SOILS SM Silty sands sand—silt mixtures LL ]50 OH Organic clays of medium to high ` plasticity SC Clayey sands sand—silt mixtures HIGHLY ORGANIC PT SOILS Peat and other h4ghly organic sails ❑ Sand pack ' Depth through which sampler Is driven Bentonite annular Seal Relatively undisturbed sample ❑ Neat cement annular seal lie, Missed sample ❑ Blank PVC ® Ground water level observed In boring F Machine—slotted PVC S-10 Sample number PVC Centralizer PID Photoionlzation detector reading 0 BLOW/FT REPRESENTS THE NUMBER OF BLOWS OF A 140—POUND HAMMER FALLING 30 INCHES TO DRIVE THE SAMPLER THROUGH THE LAST 12 INCHES OF AN 18 INCH PENETRATION DASHED LINES SEPARATING UNITS OF THE LOG REPRESENT APPROXIMATE BOUNDARIES ONLY ACTUAL BOUNDARIES MAY BE GRADUAL LOGS REPRESENT SUBSURFACE CONDITIONS IN THE BORING AT THE TIME OF DRILLING ONLY 0 —_`1— UNIFIED SOIL CLASSIFICATION SYSTEM PLATE AND SYMBOL KEY ARCO Service Station No. 2168 FILE No 441 West Charter Way PROJECT NO. 31009 11009D3A Stockton, California 1