Results 1 - 10 of 16

• Equipment Noise and Worker Exposure in the Coal Mining Industry
  12/1/2006 - Information Circulars
  This study presents a NIOSH cross-sectional survey of noise sources and worker noise exposures, discusses the survey's application to administrative and engineering controls, and reviews exposure reduction methods.
• Experimental Methods to Reduce Noise Generated by Haul Trucks and LHDs
  3/19/2019 - Peer reviewed journal articles
  An article discussing the development of a retrofitted noise control package for haul trucks and load-haul-dumps (LHDs) used in underground metal/nonmetal mines.
• NIOSH Researchers Win Noise Control Award
  9/24/2018 - Awards and recognition
  Three NIOSH researchers recently won a significant award in the field of noise control.
• Noise Reduction of Continuous Miner Scrubber Fan System
  2/1/2018 - Contracts and cooperative agreements
  A contract to reduce the noise generated by the scrubber fan system present on continuous mining machines.
• A noise control package for vibrating screens
  3/1/2013 - Peer reviewed journal articles
  NIOSH researchers have developed a suite of noise controls for vibrating screens consisting of constrained layer damping (CLD) treatments, a tuned mechanism suspension, an acoustic enclosure, and spring inserts.
• The Evolution of Drill Bit and Chuck Isolators to Reduce Roof Bolting Machine Drilling Noise
  1/1/2012 - Peer reviewed journal articles
  This paper documents the evolution of the bit isolator and chuck isolator. Laboratory testing confirms that production bit and chuck isolators reduce the A-weighted sound level generated during drilling by 3.7 to 6.6 dB.
• A Control Suite to Reduce Roof Bolting Machine Drilling Noise
  4/1/2010 - Conference papers
  NIOSH conducted research to reduce the noise emission of various underground coal-mining equipment and developed a suite of controls to reduce drilling noise.
• The Development of a Damped Drill Steel to Reduce Roof Bolting Machine Drilling Noise
  4/1/2010 - Conference papers
  The paper documents NIOSH research to date of a damped drill steel on a roof bolting machine.
• Technology News 539 - Identifying The Benefits Of Engineering Noise Controls Through A Business Case
  12/1/2009 - Technology News
  NIOSH has been performing research to develop a business case that promotes adoption of noise controls by reducing barriers to industry acceptance and enhancing drivers that foster their implementation.
• Technology News 538: Acoustic Enclosure to Reduce Noise From Vibrating Screen Mechanism Housings
  11/1/2009 - Technology News
  NIOSH has been performing research to reduce operator exposure to noise from vibrating screens at coal preparation plants.