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§ 761.265 Sampling bulk PCB remediation waste and porous surfaces.
(a) Use a grid interval of 3 meters and the procedures in §§ 761.283 and 761.286 to sample bulk PCB remediation waste that is not in a container and porous surfaces.
(b) Use the following procedures to sample bulk PCB remediation waste that is in a single container.
(1) Use a core sampler to collect a minimum of one core sample for the entire depth of the waste at the center of the container. Collect a minimum of 50 cm of waste for analysis.