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Silica, Crystalline Silica, Crystalline
Construction

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General Industry For information related to general industry, see OSHA's Silica, Crystalline page.
Alliances
  • ADSC: International Association of Foundation Drilling. OSHA and ADSC Alliance. Focuses on providing the association’s members and others in the foundation drilling industry, including small businesses and non-English or limited English speaking employees, with information, guidance, and access to training resources to help them protect employees’ health and safety.
    • Silica-Related Diseases. OSHA. Provides links to OSHA Alliance pages that have information specifically relating to silica-related diseases.
OSHA Standards

Exposures to crystalline silica are addressed in specific standards for the construction industry. This page highlights OSHA standards and the Regulatory Agenda (a list of actions being taken with regard to OSHA standards) related to crystalline silica in the construction industry.

Highlighted Standards
Construction Industry (29 CFR 1926)
Regulatory Agenda Hazard Recognition

Silicosis is a disabling, nonreversible and sometimes fatal lung disease caused by overexposure to respirable crystalline silica. The following references aid in recognizing crystalline silica hazards in the workplace.
  • Crystalline Silica Exposure Card for Construction. OSHA, (2002). Also available as a 37 KB PDF, 2 pages. Discusses what silica is, what are its hazards, and what employers and employees can do to protect against exposures to silica.
  • Crystalline Silica Exposure in the Construction Industry. OSHA. Also available as a 55 KB PDF, 2 pages.
  • "Crystalline Silica Exposure" Health Hazard Information for Construction Employees. OSHA Publication 3177, (2002). Also available as a 38 KB PDF, 2 pages. A 42 KB PDF, 2 pages (Spanish version) is also available. Discusses what silica is, what are its hazards, and what employers and employees can do to protect against exposures to silica.
  • Roznowski, Ellen I. Crystalline Silica Exposures in Construction. OSHA, (1997, July). Includes case studies and OSHA enforcement data.
  • Silicosis: Learn the Facts. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 2004-108, (2004). Contains information on silica dust, silicosis disease, its symptoms, protective measures and which respirators to use.
  • Silicosis in Sandblasters: A Case Study Adapted for Use in U.S. High Schools. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 2002-105, (2002, June). Provides a case study developed for use in teaching epidemiology to high school students. Includes basic information about the disease silicosis, potential routes of exposure to silica, and controls.
  • Respirable Crystalline Silica Exposures During Tuck Pointing. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 2000-113, (1999, November).
  • Preventing Silicosis and Deaths in Construction Workers. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 96-112, (1996). Contains information on crystalline silica, silicosis disease, exposure limits, case studies, and examples of exposures at construction sites.
  • Preventing Silicosis and Deaths from Sandblasting. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 92-102, (1992, August). Contains silica hazard information for abrasive blasting.
  • Preventing Silicosis and Death in Rock Drillers. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 92-107, (1992, August). Contains silica hazard information for rock drillers.
  • Prevention of Silicosis Deaths. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 93-124, (1993). Describes silica hazards in sandblasting operations.
  • Flanagan, M.E., C. Loewenherz, and G. Kuhn. "Indoor Wet Concrete Cutting and Coring Exposure Evaluation." Applied Occupational and Environmental Hygiene 16.12(2001): 1097-1100.
  • Simcox, N.J., et al. "Silica Exposure During Granite Counter Top Fabrication." Applied Occupational and Environmental Hygiene 14.9(1999): 577-582.
  • Mineo, John A. "Silicosis in Construction." Demolition Magazine (1997, March-April). Summarizes silicosis in construction, including information on silicosis disease, sources of exposure, exposure limits, and control measures.
  • For additional information on the hazards associated with crystalline silica exposure, see OSHA's Safety and Health Topics Pages on:
  • For information on the health effects of silicosis and for general resources, see the general industry Hazard Recognition page.
Exposure Evaluation Possible Solutions

Controlling the exposure to silica can be done through engineering controls, administrative actions, and personal protective equipment (PPE). Engineering controls include such things as replacing silica with another material, isolating the source, and using ventilation systems. Administrative actions include limiting the worker's exposure time and providing showers. PPE includes wearing the proper respiratory protection and clothing. The following references aid in controlling crystalline silica hazards in the workplace.
  • Construction Workers: It's Not Just Dust! ... Prevent Silicosis. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 97-101, (1997), 1 MB PDF, 6 pages. Summarizes the presence of silica exposures in the construction industry and describes prevention measures.
  • Control Technology for Crystalline Silica Exposures in Construction: Wet Abrasive Blasting. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Report No. ECTB 247-11, (1999, December). Describes how a wet abrasive blasting system sufficiently reduced respirable crystalline silica exposures so that air purifying respirators could be used to control worker exposure to crystalline silica.
  • For additional information regarding possible ways of controlling crystalline silica exposures, see OSHA's Safety and Health Topics Pages on:
  • For additional information, see the general industry Possible Solutions page.
Additional Information

Related Safety and Health Topics Pages
Training
  • Silicosis. OSHA. Provides program information, presentation and training materials
    • Silica. Slide Presentation, 78 slides.
Other Resources
 Safety and
 Health Topics
 
  Silica, Crystalline
  OSHA Standards
  Construction
  Hazard Recognition
  Exposure Evaluation
  Possible Solutions
  Additional
Information
  Credits
 
Content Reviewed 03/27/2007
 
 


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