Mallala CWMS

Project overview:

SADB were engaged by The District Council of Mallala to install a new CWMS – Community Wastewater Management System.

Description of work:

Over an 8 month build, SADB completed the following works;

• 7km of 150ml PVC sewer gravity main – due to the flat terrain in the work area, the majority of the pipeline was installed at depths ranging from 2000mm to 5000m deep
• 8km of rising mains and irrigation mains installed via HDD
• 355 property connections, inspection points and junction pits
• 7 property connections to a domestic pressure sewer pump system
• Construction of 10ML winter storage pond with HDPE liner
• Installed 5 pump stations to carry the effluent to the newly constructed 10ML winter storage pond
• Completed all electrical and SCADA works to enable the system
• Final commissioning and testing of system