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ERI Consulting, Inc. <br /> <br /> 4.4.1 The Air Sampling Professional for the Owner is the Owner's <br /> Representative, or other persons designated by the Owner. They shall <br /> conduct all environmental air sampling for the Owner. <br /> <br /> 4.4.2 The Air Sampling Professional shall conduct air sampling in <br /> accordance with the NIOS~ Standard Analytical Method for Asbestos in <br /> Air, Method 7400 or other acceptable methods as otherwise agreed <br /> upon: <br /> <br /> 4.4.3 The following schedule will be utilized for air sampling during the <br /> project: <br /> <br /> 4.4.3.1 Pre-abatement sampling - A sufficient number of air samples as <br /> determined by the Owner's Representative shall be collected <br /> prior to the start of abatement activities in order to <br /> determine prevalent airborne concentrations. Samples should <br /> be taken both inside and outside of the work area and <br /> buildings to establish existing levels under normal activity <br /> conditions. <br /> <br /> 4.4.3.2 Sampling during the abatement - All environmental air sampling <br /> conducted during abatement activities shall be done by the <br /> owner's representative. <br /> <br /> 4.4.3.2.1 Personal Samples shall be collected at a sampling rates <br /> between 0.5 and 2.5 liters/min. Area samples shall be <br /> collected at a sampling rate of 2 to 15 liters/min. <br /> <br /> 4.4.3.3 Personal air sampling All personal air monitoring and <br /> analysis shall be the abatement contractor's responsibility. <br /> All personal sampling shall be conducted in accordance with <br /> 1926.1101 Part F and other applicable regulations. <br /> <br /> 4.4.3.4 Post-abatement (clearance) air sampling shall be conducted by <br /> the owner's representative Air Sampling Professional following <br /> the cleaning phase of work, once the no-visible residue <br /> criteria has been met. The Contractor's superintendent must <br /> satisfy himself that he is ready for the final clearance <br /> samples, and following inspection by both he and the Owner's <br /> Representative, samples will be taken. If the analysis does <br /> not prove that the abatement activity is complete, then <br /> additional samples will be taken for clearance at the <br /> contractor's expense. Minimum sample volume shall be 2000 <br /> liters for PCM clearance and 2400 liters for TEM A/{ERA <br /> clearance. See Scope of Work for clearance criteria. <br /> <br />4.5 Laboratory Services <br /> <br /> <br />