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12 April 2023

Stop the Silent Killer: A Comprehensive Guide to Effective Dust Suppression Solutions

As a construction manager, you know the dangers creeping around your working environment, but are you doing enough to protect your coworkers from the silent killer: silica dust? This invisible threat can lead to devastating health issues for those exposed. Thus it is significant to have an effective dust suppression solution in place. This comprehensive guide will devolve into the Australian Work Health and Safety Regulation, including the risks associated with silica dust and the best dust suppression solutions offered by Generac Mobile Dust fighters.

silica dust


Understanding Silica Dust

First, let’s delve into the world of silica dust. Silica dust, or crystalline silica, is a naturally occurring mineral found in concrete, bricks, and sandstone. When workers cut, grind, drill or hammer these materials or engage in demolition and loading rubble, they release fine dust particles into the air. This dust can be inhaled by workers, leading to a range of respiratory illnesses, including chronic obstructive pulmonary disease, lung cancer, and silicosis. Occupations at higher risk include construction, mining, and manufacturing, particularly those working with engineered stone products.

Australian Work Health and Safety Regulations

As a responsible employer, you must know and comply with the Australian Work Health and Safety Regulations. These laws stipulate that employers and workers must minimise the risk of exposure to silica dust. The hierarchy of risk control requires that you first try to eliminate the hazard, then apply engineering controls, and finally, provide personal protective equipment (PPE) to reduce the risk of exposure. Air monitoring and health surveillance requirements must also be met to ensure worker safety.

Dust Suppression Solutions

Fortunately, several dust suppression solutions are available to help protect your workforce. One of the most effective options is the Generac Mobile® Dust Fighter range. Designed to tackle various settings and applications, these units use nebulised water to control dust particles in the air. There’s a Dust Fighter for every situation, from the compact DF Smart mist cannon for outdoor jobs to the DF Mini and DF Mini Duo for indoor works and asbestos removal. By incorporating a Dust Fighter system into your workplace, you’re taking a proactive approach to mitigating the hazards of silica dust exposure.

respirable crystalline silica dust

Aside from the Dust Fighter range, other dust suppression methods include water suppression systems, on-tool extraction, and local exhaust ventilation (LEV). Wet cutting and drilling techniques can also help minimise dust generation, reducing the risk of respiratory illnesses in your workers. When selecting the best dust suppression solution for your site, consider the unique challenges and hazards. Ensure your chosen method aligns with the specified exposure control methods outlined in the Work Health and Safety Regulations. 

Best Practices for Reducing Silica Dust Exposure 

Continuing our comprehensive guide on effective dust suppression solutions, exploring the best practices for reducing silica dust exposure on your worksite is crucial. Implementing these strategies ensures compliance with health and safety regulations and protects your workers and the environment. 

Implementing engineering controls is a crucial aspect of reducing silica dust exposure. These include installing local exhaust ventilation (LEV) systems, using wet dust suppression techniques, and integrating dust suppression equipment such as Generac Mobile®’s Dust Fighter range. By choosing the proper engineering controls for your site, you’re taking significant steps to minimise airborne silica dust and protect your workers from the associated health risks. 

Administrative controls also play a vital role in safeguarding your team. For example, establishing and enforcing safety policies, scheduling regular air monitoring, and conducting health surveillance can help identify potential hazards and ensure effective exposure control methods. Additionally, rotate job assignments to limit individual exposure times and provide regular breaks for those working in high-risk areas. 

Personal protective equipment (PPE) is another essential component of a comprehensive silica dust control strategy. For example, providing workers with respiratory protective equipment (RPE), such as masks and respirators, can help reduce the inhalation of harmful dust particles. Other PPE, including safety goggles, gloves, and coveralls, can reduce exposure and minimise the risk of silica-related illnesses. 

Regular cleaning and maintenance are necessary to ensure the effectiveness of your dust suppression methods. Schedule routine equipment checks, maintain water supply systems for wet dust suppression, and train workers on proper cleaning techniques to prevent the spread of dust. Remember, using compressed air or dry sweeping can exacerbate the problem; opt for wet cleaning methods or HEPA-filtered vacuuming instead. 

Educating Workers and Employers on Silica Dust Risks

Educating workers and employers on the risks associated with silica dust is vital to fostering a safe work environment. Implement training and awareness programs that cover the hazards of silica dust, the importance of control measures, and the correct use of PPE. Clear communication of potential risks and ongoing dialogue with workers can promote a culture of safety on-site. 


Proactive dust suppression is critical to protecting your workforce and the environment. By implementing effective solutions like the Generac Mobile® Dust Fighter range, engineering controls, administrative measures, and PPE, you’re taking essential steps to minimise the risks associated with silica dust exposure. In addition, stay informed and up-to-date on regulations and best practices to ensure a safe and healthy work environment for your team. By taking these measures, you demonstrate your commitment to their well-being and the success of your projects. 

Furthermore, it’s essential to remain vigilant against the silent killer of silica dust. By understanding the risks, complying with health and safety laws, and implementing effective dust suppression solutions like the Generac Mobile® Dust Fighter range, you can create a safer work environment for your team. Protect your workers from the devastating effects of silica dust exposure, and demonstrate your commitment to their health and well-being. Contact us today for a demonstration of our range of Dust Fighters.

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12 April 2023

Stop the Silent Killer: A Comprehensive Guide to Effective Dust Suppression Solutions