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CFR Title 29 - Labor is one of fifty titles comprising the United States Code of Federal Regulations (CFR), containing the principal set of rules and regulations issued by federal agencies regarding labor. It is available in digital and printed form, and can be referenced online using the Electronic Code of Federal Regulations (e-CFR).
Occupational Safety and Health Administration (1983; 29 CFR 1910.95 [8]) requires the use of HPDs in occupational settings when the noise exposure levels are equal to or above an 8-hour time-weighted average of 90 dB-A.
For example, 42 C.F.R. § 260.11(a)(1) would indicate "title 42, part 260, section 11, paragraph (a)(1)." Conversationally, it would be read as "forty-two C F R two-sixty point eleven a one" or similar. While new regulations are continually becoming effective, the printed volumes of the CFR are issued once each calendar year, on this schedule:
29 CFR 1910.134 Appendix D Non-occupational Uses of Respiratory Protection – What Public Health Organizations and Users Need to Know (2018) This section is an excerpt from N95 respirator § Voluntary respirator use .
A traffic alert and collision avoidance system (TCAS), pronounced / ˈ t iː k æ s / TEE-kas), also known as an Airborne Collision Avoidance System (ACAS), [1] is an aircraft collision avoidance system designed to reduce the incidence of mid-air collision (MAC) between aircraft.
The captain of Flight 4184 was Orlando Aguilar, 29. He was an experienced pilot with almost 8,000 hours of flight time, including 1,548 hours in the ATR. [1]: 13 Colleagues described Aguilar's flying skills in positive terms and commented on the relaxed cockpit atmosphere that he promoted.
The first steps toward harmonizing vehicle regulations internationally were made in 1952 when WP.29, a working party of experts on vehicles' technical requirements, was created. This resulted in the 1958 Agreement on uniform conditions of approval and mutual recognition of vehicle approvals, components, and parts.
The rad is a unit of absorbed radiation dose, defined as 1 rad = 0.01 Gy = 0.01 J/kg. [1] It was originally defined in CGS units in 1953 as the dose causing 100 ergs of energy to be absorbed by one gram of matter.