Johannesburg PRV Maintenance and Zone Sectorising

Re-commissioning PRVs together with sectoring pressure management zones

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Client: Johannesburg Water

Project: PJohannesburg PRV Maintenance and Zone Sectorising

Location: Johannesburg, South Africa

Contract: 2 years (2013-2015)

The project involved the following tasks:

Assessment of 764 hydraulic control valves andservicing of 542 of those in the Johannesburg Water system.
Logging of Pressures and Flows in each PRV zonebefore and after the servicing of PRVs.
Confirming the zones discreteness for 267 PRV zones.
Installation of pressure controllers at selected PRVs
Preparation of an Operation and Maintenance Manual for each PRV zone.
A web-based database was prepared for the project to manage and store all the information used onthe project.

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