Assistant Secretary of Labor for Mine Safety and Health Joseph A. Main addressed several Midwest aggregate associations regarding several initiatives MSHA has undertaken over the last two years. The entire press release can be viewed here. Of note, Secretary Main made mention of a sequel to MSHA’s 2010  guidance PowerPoint, which can be downloaded here; “Guarding Conveyor Belts at Metal and Nonmetal Mines”. This sequel, according to the press release, will be issued soon.