Leak Detection Surveys involve the systematic inspection of pipelines and equipment using human senses and portable instruments to identify leaks. These surveys are crucial for ensuring safety, environmental protection, and operational efficiency. Certified technicians, trained in recognizing visual, auditory, and olfactory signs of leaks, utilize tools like gas detectors and acoustic listening devices. The process includes meticulous documentation of detected leaks, including their location, severity, and potential causes. Certification signifies that the survey has been conducted according to industry standards and regulatory requirements, providing assurance of thoroughness and accuracy in leak detection.