Regulatory Text
42 C.F.R. § 84.157 — Airflow resistance test; Type C supplied-air respirator, pressure-demand class; minimum requirements.
§ 84.157 Airflow resistance test; Type C supplied-air respirator, pressure-demand class; minimum requirements. (a) The static pressure in the facepiece shall not exceed 38 mm. (1.5 inches) of water-column height. (b) The pressure in the facepiece shall not fall below atmospheric at inhalation airflows less than 115 liters (4 cubic feet) per minute. (c) The exhalation resistance to a flow of air at a rate of 85 liters (3 cubic feet) per minute shall not exceed the static pressure in the facepiece by more than 51 mm. (2 inches) of water-column height.
Source: ecfr.gov · govinfo.gov — public domain
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Root-LD Entity Data
◈ Machine-Readable Provenance Record
Root-LD v1.0 · boisestandard.org
Federation ID
BS-CFR42-SEC-8BD4BC
Entity Class
REGULATION / FEDERAL-CFR-SECTION
Domain Signature
boisestandard.org
Citation
42 C.F.R. § 84.157
Corpus
CFR — Code of Federal Regulations
Status
✓ ACTIVE
Source
PRIMARY-SOURCE
Source Verified
✓ TRUE
Content Hash
ec24b0abc872ce13...
Semantic Edges
Pending — corpus passes queued
The regulatory text of 42 C.F.R. § 84.157 is reproduced from the official Code of Federal Regulations as published by the Office of the Federal Register and the National Archives and Records Administration.
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Title 42 — Public Health
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42 C.F.R. — public domain
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