Sources: Occupational Safety and Health Administration; CP staff
In Notice of Proposed Rulemaking (NPRM) for Occupational Exposure to Respirable Crystalline Silica, OSHA outlines reduction of permissible exposure limits (PEL) for quartz from current general industry and construction thresholds—100 and 250 micrograms per cubic meter of air (μg/m3) expressed in eight-hour weighted averages, respectively—to a uniform 50 μg/m3.
Sources: OSHA, CP staff
The Notice of Proposed Rulemaking for Occupational Exposure to Respirable Crystalline Silica (NPRM) profiles 11 ready mixed and manufactured concrete production job titles, estimating at least half of workers with three of them encounter silica exposure above the agency’s new 50 microgram per cubic meter of air over eight-hour sampling period (50 μg/m3).
Sources: National Labor Relations Board; CP staff
The newly constituted NLRB has adopted an administrative law judge’s decision dismissing a Teamsters Local 42 complaint that alleged Aggregate Industries Northeast Region failed to negotiate in good faith during collective bargaining sessions for a May 2008–April 2011 contract successor. It marked one of the first pending-case actions for the agency, which as of mid-August has four new Members and a Chairman beginning a five-year term—all following Senate confirmation last month.