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TABLE OF CONTENTS, continued <br />Pa ee <br />3542a/BAV102 <br />;91 <br />4.3.3 Analyze the chemical composition of drill <br />cuttings and waste water generated during <br />this investigation . . . . . . . . . . . . . . . . <br />22 <br />4.4 <br />Aquifer Characterization . . . . . . . . . . . . . . . . <br />23 <br />4.4.1 Determine the horizontal and vertical <br />hydraulic gradients and estimation of <br />groundwater flow direction(s) . . . . . . . . . . <br />23 <br />4.4.2 Calculate the hydraulic conductivity of the <br />uppermost aquifer . . . . . . . . . . . . . . . . <br />24 <br />4.4.3 Calculate the groundwater flow velocity of <br />the uppermost aquifer . . . . . . . . . . . . . . <br />24 <br />4.5 <br />Analyze the Potential for Historic Migration of Gas <br />Plant Residues Offsite . . . . . . . . . . . . . . . . <br />. 24 <br />5.0 QUALITY CONTROL AND QUALITY ASSURANCE PLAN . . . . . . . . . <br />. 25 <br />5.1 <br />Field Equipment Calibration . . . . . . . . . . . . . . <br />. 25 <br />5.2 <br />Field Quality Control Samples . . . . . . . . . . . . . <br />. 25 <br />5.2.1 Travel blanks . . . . . . . . . . . . . . . . . <br />. 25 <br />5.2.2 Field blanks . . . . . . . . . . . . . . . . . . <br />. 27 <br />5.2.3 Duplicate groundwater samples . . . . . . . . . <br />. 27 <br />5.2.4 Duplicate soil samples . . . . . . . . . . . . . <br />. 27 <br />5.3 <br />Sample Identification . . . . . . . . . . . . . . . . . <br />. 27 <br />5.4 <br />Sample Labels . . . . . . . . . . . . . . . . . . . . . <br />. 28 <br />5.5 <br />Chain -of -Custody Record . . . . . . . . . . . . . . . . <br />. 28 <br />5.6 <br />Field Log Book . . . . . . . . . . . . . . . . . . . . <br />. 28 <br />5.7 <br />Laboratory Quality Assurance . . . . . . . . . . . . . <br />. 29 <br />6.0 HEALTH AND SAFETY PLAN . . . . . . . . . . . . . . . . . . . <br />. 30 <br />6.1 <br />General Site Investigation Information . . . . . . . . <br />. 30 <br />6.2 <br />Site Characteristics . . . . . . . . . . . . . . . . . <br />. 30 <br />3542a/BAV102 <br />;91 <br />