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,S <br /> '07 October 20044. <br /> AGE-NC Project No: 01-0887 - <br /> Page 5 of 6 <br /> .3. REPORT PREPARATION' <br /> Following the CPT site investigation and'soil and .ground water,sample-analysis,a report;will be ' <br /> ri f, prepared presenting the findings_Tlie:report will include a description of work perforrrled, results. <br /> - of the soil`and ground water-sampling and analysis,conclusions, and re'cornmendations':The report <br /> ..Will be in a_format acceptable to.,'RWQCB guidelines, and will be reviewed and signed'by a�•. 4 .' <br /> r California Registered Geologist � =° x x <br /> .. k -! - -..• .� s' k'zi L - _ s J- � - !ham - <br /> .- <br /> 4.0: <br /> ' FIELD PROCEDURES <br /> All field procedures will be overseen by an AGE representativef under the supervision of.a California? <br /> Registered Geologist..Ploceduresfor-CPT soil borings and soil and-ground water sampling are'; ; <br /> described below. % ri <br /> _. <br /> 4.1. CPT_SOIL-.BORINGS ANDY.SAMPLE COLLECTION - -� <br /> Bach CPT soil boring will:be advaricedto a depth of 50 feet bsg utilizing a 25-ton, truck-mounted< <br /> CPT drill rig;The drill rig is equipped with a hydraulic ram-and 2-inch diameter.hollow-stem rods;. <br /> t " " to advance soil borings.The initial soilb6H'g at each location will be a cone penetrometer;`advanced� ' - <br />_ to the desired depth. Soil parameters 'such as-cone'bearing sleeve frictior ; friction ratio,and pore; <br /> water pressure will be measured as the-cone.penetrornEter is.advanced Ranseate generated as party; <br /> of the drilling activities will be ,containerized in:properly labeled'Department of Trausportatlon',, Y` <br /> . r '(DOT)-approved 55-gallon drums and stored-on-site,in'an a-iea-lacking°public access!,Disposol <br /> alternatives will be evaluated=ata later-date-based on laboratory.results of nnsea sairiples. <br /> - -. _ ,. .' _ .+. :. '_ - F.. "y._.• - 1-- s' -- I. :fig v. t.' .i - ` <br /> Additional soil borings (for soil'and ground water sample collection) will be located riot more than <br />' three feet from the CPT borings:Based ori CPT findings, discrete soil samptes;will be collected at' ` <br /> various depths between 5_and-50°feet bsg based on.sipificant-litholagic variatioii'Soil sairiples will <br /> ..._ s be collected utilizing-a 2-inc 'd*-meter piston'soil sampling assembly loaded withprb-cleaned brass-- ri - <br /> .R sleeves. Upon sail samplex`etneval 4 brass sleeve will be removed frorr_i-the sarnpler The ends of. = <br /> the brass sleeve•will tie immediately covered with Teflon or aluminum sheets,-sealed:with plastic, <br /> x _ end caps, secured with tape, and'imlrtediatelypiaced iit a chilled conta' i :ner'for transportation to a, <br /> DHS-certified laboratory, Each`sample sleeve'wi11 be labeled with the location,boring designation; <br /> depth, time, date, andsampler's initials x { <br /> Soil sample duplicates willlje monitored for the presence of organic vapor using aphoto-ionization <br /> :detector (PID).and the readings will he recorded on boring logs. Soil sample duplicates will bet,,, . <br /> .visually described by an AGE geologist-using the Unified Soil Classification System!(US.CS)_and <br /> a. <br /> ` ` Advanced GeoEnvironmental,Inc.'r <br />