Laserfiche WebLink
,;xlei xi' „1IK <br /> :. <br /> u- <br /> 3 <br /> `5 <br /> Testing and Materials (ASTM) M4thc)ds ❑ 1586-84 for split <br /> barrel sampling of soil and D 1587-83 For thin-walled tube , <br /> sampling sampling <br /> soils. The blows required to drive the sampler <br /> each six inch interval will be recorded on tY�and oaiegned oto <br /> The sampler will be removed from the boring P ; <br /> sealed with <br /> reveal the brass tub <br /> l�tic hendocaprs. taped i and elabeled with <br /> aluminum foil and p ,, project iD, sample <br /> the following information: date, is-p This sample will <br /> ID, name of sampler and type of an <br /> be immediately placedinti"high-low" <br /> temntaining d <br /> temperature recording <br /> A <br /> frozen chemical. g <br /> thermometer will accompany sample s ipmonts will o ensure <br /> proper <br /> to <br /> temperature maintenance. The safplus ollowing under chain-of-- <br /> a state certified laboratory whenever <br /> custody protocol within 48 hours of sampling. <br /> possible. <br /> Soil in the uppermost brass tube will be described according <br /> to ASTM standard practice for description and identification <br /> of soils (ASTM D-2488-84). Stratigraphic, gebe recorded. <br /> netic and other <br /> daties <br /> be from so the iddle brassotube il randrfrom <br /> mayy also also the second sample tube may <br /> the sampler shoe- Alternativelytheof <br /> be used with the uppermost tube for preparation <br /> duplicates. These field observations will. be noted on a log <br /> prepared for each boring/well. <br /> During sampling, latex gloves will be worn to prevent cross- <br /> contamination with other samples. The disposable gloves <br /> will be discarded after collecting samples from each 18-inch <br /> sample drive. <br /> Soil samples will be collected at five foot intervals, at <br /> significant changes in lithology and intervals of <br /> obvsoil <br /> r contamination in order to develop a complete profile <br /> contamination. <br /> 11.2 Sample Collection During Tank Removal <br /> Soil samples will be collected as soon as possible after <br /> Where feasible, all preparations for <br /> removal of the tank• <br /> soil sampling will be made prior to tams removal. Soil <br /> om the <br /> samples collected from a backhoe bucket or diraec ly rwalled <br /> excavation floor will be collected in <br /> stainless steel or brass cylinder at least three inches long <br /> by one inch in diameter. From 3 to 24 inches of soil will <br /> be removed from the immediate surface area where the sample <br /> is to be taken and the cylinder then pounded into theoil <br /> with a wooden mallet, bulk density driver, <br /> other <br /> will er <br /> decontaminated driving device. Na head space <br /> bethe onceple is <br /> present in the cylinder deontaminationof bothotheCinsideCare and <br /> will be taken to <br /> outside of the cylinder as well as its contents- during <br /> - — �� nn�vrsenb+nnna=ra7�'e�M1AN1�'�111 <br />