Gases Management in Wastewater Collection Networks Mashhad- Iran

The study presented in this paper was conducted to compare operation maintenance methods on sewage collection networks. The effect of performing High Pressure Cleaning by Water Jet; Ventilation; and Water Flushing on the quantity of gases concentration was investigated at specific interval. These methods were applied at three existing sewage networks in western part of Mashhad-Iran. The paper concluded that to be effective, proactive maintenance must be performed on networks, which have gas emission problem to protect network crews and environment by specific interval. The results can be useful for management of environment protection and healthcare purposes.

Keywords:

Sewerage Gas Management , Flushing , Water jet , Ventilation , Protect Environment and Crews