Smoke Testing: The Answer to Sewer Main Overflow

When stormwater enters a sewer system through a pipe defect, loose connection or a manhole, the system can become overburdened and may ultimately overflow. Sanitary sewer overflow is a serious and even dangerous scenario that can be costly and disruptive to remedy. Municipalities use multiple methods to prevent overflow, including using dyes, pressure testing or smoke testing to detect possible leaks. This discussion of smoke testing may help you determine whether it is the right method for your needs.

What Smoke Testing Does

A sewer smoke test is a reliable way to detect breaches in sewer main lines. Yard or foundation drains, faulty connections and abandoned sewers are points where unwanted stormwater can enter a sewer system. Because this can overburden the overall system and the sewage treatment plant, it is important to have a reliable testing method to identify breaches. 

How Smoke Testing Works

The sewer section to be …

Continue Reading