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GEOMATRIX <br /> 2.6 DOCUMENTATION <br /> A well construction diagram for each well will be completed in the field on the WELL LOG <br /> ' by the field geologist/engineer and submitted to the reviewing geologist or engineer upon <br /> completion of each well. Well installation and construction data will be summarized on the <br /> ' DAILY FIELD RECORD or on a specialized form produced for this purpose. Well develop- <br /> ment notes and field measurements of water quality parameters will be summarized on a <br /> ' WELL SAMPLING AND/OR DEVELOPMENT RECORD. Following review by the project <br /> manager, the original records will be kept in the project file. <br /> 3.0 CLEANING OF DRILLING EQUIPMENT <br /> 1 <br /> ' Cleaning of the drill rig and associated drilling equipment will follow the procedures discussed <br /> in Section 2.0 of the protocol DRILLING AND DESTRUCTION OF SOIL BORINGS. <br /> ' All well casing materials will be cleaned before they are installed. Well development <br /> ' equipment will be cleaned before use. The following cleaning procedure has been found to be <br /> effective and will be used or adapted as appropriate for general conditions of materials or <br /> ' equipment to be cleaned. <br /> 1. Steam-rinse with potable water or rinse in deionized or organic-free water. <br /> ' 2. Cover with clean plastic to protect materials and equipment from contact with <br /> chemical products, dust, or other contaminants. <br /> ' Alternatively, well casing materials that have been steam-cleaned and sealed in individual <br /> airtight plastic bags by the factory can be used. <br /> Decontamination rinsate will be collected and stored properly for future disposal by the client, <br /> ' unless other arrangements have been made. <br /> 1 <br /> INSTALLATION AND DESTRUCTION OF WELLS Page 6 of 8 <br /> ' MSCTR0T04W.TXT REVISION DATE:MARCH 1996 IW-6 <br />