Article III - EXPOSURE, MONITORING AND MEASURING
A. Sampling Method
For purposes of this agreement controlling samples shall be personal samples. Environmental samples taken by either FMC or WOHS shall be for informational and development purposes only.
B. Monitoring Frequency
Employee personal monitoring shall be performed quarterly. :_
C. Number of Samples
FMC shall take three samples (1 per shift), for each of seven operator classifications and three samples for the Maintenance Department employees.
D. Accuracy of Measurement
FMC shall use a method of monitoring and measurement which has an accuracy (with a confidence level of 95%) of not less than a plus-or-minus 35% for concentrations of coke oven emissions greater than or equal to 150 micrograms per cubic meter.
E. Analytical Procedure
As soon as possible representatives of FMC and WOHS shall meet to determine a reliable analytical procedure. Such procedure shall be agreed to on or before September 1, 1977.