Code of Federal Regulations · Section

§ 761.267 — Sampling Non-porous Surfaces

40 C.F.R. § 761.267

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(a) Sample large, nearly flat, non-porous surfaces by dividing the surface into roughly square portions approximately 2 meters on each side. Follow the procedures in § 761.302(a) with the exception of the sampling grid size.

(b) It is not necessary to sample small or irregularly shaped surfaces.

40 C.F.R. § 761.265 40 C.F.R. § 761.269

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