What should personnel do before starting maintenance on a water distribution line?

Before commencing maintenance on a water distribution line, ensuring that the area is secure and properly identified is crucial for several reasons. This step protects both the workers performing the maintenance and the public who may be in the vicinity. By securing the area, personnel can prevent unauthorized access, which minimizes the risk of accidents or injuries. Clearly marking the area can help alert passersby and other workers to potential hazards, allowing them to exercise caution.

Furthermore, securing the area helps to maintain the integrity of the maintenance process. It allows workers to focus on their tasks without distraction or concern for safety issues arising from individuals inadvertently entering the work zone. This practice is part of a broader safety protocol often guided by regulations and best practices in the industry.

While other options may seem relevant, such as draining the system or notifying residents, these steps often come after the initial safety and security protocols are established. Having a secure and clearly identified workspace is foundational to conducting any maintenance work effectively.