Question

Discuss various methods of dust and noise control in construction projects.

03 Oct 2025
Answer :
Word Count : 486
Dust and noise are two of the most common hazards in the construction industry, posing serious risks to workers’ health and safety. Dust, often generated from activities such as cutting, grinding, demolition, and excavation, can lead to respiratory problems, skin irritation, and eye infections if not properly controlled. Noise, produced by heavy machinery, power tools, and construction activities, can cause hearing loss, stress, and decreased productivity over time. Effective dust and noise control measures are therefore essential to maintain a safe working environment and comply with occupational safety standards. One of the primary methods of dust control in construction is the use of water suppression. Spraying water on surfaces during activities like cutting concrete, drilling, or demolition helps to settle dust particles before they become airborne. This method is simple, cost-effective, and highly efficient in reducing dust concentrations. Another important technique is the use of local exhaust ventilation systems. These systems capture dust directly at the source, such as cutting machines or grinders, preventing it from spreading to the surrounding work area. In addition, enclosing or covering dusty operations with
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