Water&Sanitation Africa November/December 2021

Page 54

ME TERS, PIPES, PUMPS & VALVES

Optimising revenue from service charges Service charges from electricity, water and sanitation are the main source of revenue for municipalities. When not managed properly, this can result in a downward spiral of reduced income and impaired service delivery.

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onsulting engineering and infrastructure advisory firm Zutari has successfully assisted a major metropolitan municipality to recover hundreds of millions of rand in previously unpaid water and electricity bills over the past few years. It now aims to roll out this Revenue from Service Charges Management (RSCM) solution to the other major metros in South Africa, as well as municipalities struggling to manage their revenue from service charges. Zutari has produced a case study, entitled ‘Optimal Revenue from Service Charges’, to illustrate the full benefits of its RSCM solution, which is based on a water and electricity meter management consultant model. Its key deliverables for the metro were meter installation and repair management (work management), meter reading management, credit control management, contractor management, materials management, and ad hoc services such as revenue recovery and enhancement.

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Leon Prinsloo, associate: Asset Management, Zutari

Avoiding estimates

The ultimate aim is to ensure the highest possible percentage of what is known as ‘readings on to bill’ – that is, the number of consumers receiving a bill detailing actual consumption and related charges, as opposed to being charged interims or estimates. Zutari assisted the applicable metro to achieve a readings on to bill rate of over 90%. For the specific metro in question, a revenue enhancement project for water meters was also undertaken, involving investigating who the top water consumers were, identifying all feeds – whether metered or not – and then combining all of these feeds into a single, metered feed. This has resulted in a significant increase in billable water consumption and subsequent revenue.

“The proper management of processes – from procurement right through to life-cycle maintenance and end of useful life replacement – plays an integral part in optimising revenue from service charges,” highlights Leon Prinsloo, associate: Asset Management, Zutari. The crux is that managing the data of hundreds of thousands of meters requires a data management system that can handle large volumes of data. Here, Zutari’s internally developed SQL-based data management system was key to achieving the successes outlined in the case study. The system makes use of the unique 27-digit surveyor general land parcel code as the primary key to link any data to this land parcel or stand. The data ranges from


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Water training that generates a financial return

3min
page 40

From human waste to water

5min
pages 24-25

PIONEERING STANDARD TO END TOILET USE PARADIGM

7min
pages 21-23

Sedimentation as a water and wastewater treatment process

4min
pages 32-33

HDPE systems gaining traction in agricultural market

2min
pages 56-57

Optimising revenue from service charges

3min
pages 54-55

Leak detection in the Mother City

3min
pages 52-53

Unleash Nigeria’s water bounty with affordable sanitation

2min
page 51

One small sensor helps

2min
page 50

Water and life outweigh politics

4min
pages 48-49

Using good governance, stewardship to ensure water security

5min
pages 44-45

Stormwater management should be firmly on the urban agenda

6min
pages 42-43

Walking away on a high

5min
pages 38-39

The best of both worlds – low-/pour-flush toilets

7min
pages 26-29

From appalling to appealing – wastewater sludge beneficiation

5min
pages 30-31

From human waste to water

5min
pages 24-25

Sedimentation part of a water and wastewater treatment process

4min
pages 32-33

100 Mℓ of water from Ndlambe desal plant

1min
page 37

Successful rehabilitation of Setumo Dam

2min
page 36

Pioneering standard to end toilet use paradigm

7min
pages 21-23

Waterless sanitation – when will it take on?

5min
pages 18-20

It was said in WASA

5min
pages 6-7

CEO’s comment

2min
pages 11-12

Mark Bannister’s story

5min
pages 14-15

Chair’s comment

2min
page 13

Fast-tracking adoption of water-efficient toilets

8min
pages 8-10

Editor’s comment

4min
page 5

Green innovation in practice

1min
page 17

IWS

2min
page 16
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