Copies and versions

Copies are not independent tests. A high similarity score can also match a reused form; it does not establish which copy came first or whether their findings agree.

• Asbestos fiber level actions and background standards, undated · Box DEP Box 05

  NYC-WTC_000140652

  · similarity 0.982 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• Asbestos fiber action levels and exposure reduction protocols, April 2002 · Box DEP Box 05

  NYC-WTC_000140824

  · similarity 0.973 (not a probability)machine-extracted · confidence unavailable · Check page ↗

Selected filing

Asbestos fiber evaluation criteria and resampling requirements, April 2002

NYC-WTC_000140825

Criteria for determining necessary actions when asbestos levels exceed background, including resampling and ongoing cleaning protocols.

Environmental Protection, Dept. of · Volume NYC-WTC0006 · Box DEP Box 05

Open the record for the City’s folder metadata.

Comparison filing

Asbestos fiber level actions and background standards, undated

NYC-WTC_000140652

Guidance document defining actions for elevated asbestos fiber levels in air and settled dust based on NYC background concentrations.

Environmental Protection, Dept. of · Volume NYC-WTC0006 · Box DEP Box 05

Open the record for the City’s folder metadata.