The office of the Chief Engineer (Quality Assurance) is functioning in the III floor of Cauvery Bhavan, Bangalore-9, and having the following staff in the central office.

Chief Engineer (Quality Assurance) Ph.No.22945107
Additional Chief Engineer (QA). Ph.No.22945107
Technical Assistants Ph.No.22945107

The Following divisions are under the control of Chief Engineer (QA) and their function are as follows.

01. Executive Engineer(QA) Ph No.22945201 are situated at Malleswaram, in charge of quality control of both water supply and sanitary works of all works taken up by the board in the city of Bangalore with the Assistant Executive Engineers, who are also stationed at Malleswaram, Bangalore.

       In addition to the above they have the facility of Central Water Testing Laboratory : is situated at High grounds, Bangalore where in, the water collected at different parts of the city,water samples from Borewells and also water samples from slums, are collected and tested for Turbidity,pH value, Residual Chlorine, suitability for portable purpose etc.,Mobile Testing Laboratories, they collecting water samples and conduct test of the samples on the spot.


02. Executive Engineer (Central Stores ) Ph :22945205 The office is situated at Malleswaram, Bangalore and has the responsibilities of procurement of all types of materials such as steel reinforcements, Cement,C.I and D.I. Pipes and specials, water meters, Liquid chlorine,etc required for various activities of the board.


03. Executive Engineer (Water Audit and Control) Ph: 22945116
The (WA&C) Division is located in the 7th floor, Cauvery Bhavan with three sub divisions and is carrying out the leak detection and rectification works in the entire city.The nature of work is more on the(Unaccounted for water)detection and stress given in reducing the UFW, based on this sample, tests have been carried out taking up entire rehabilitation work. Further this office has been attached with the Information Technology (IT) activities and other related time bounded works.



The Wing is concentrating mainly on the following activities.

01. Checking the records at water supply and sanitary divisions, sub-divisions & service stations such as ledgers, arrears lists, statement of defective meters, sanction files, water registers of application for water supply and sanitary connections, conversion of water supply connections etc.
Verification of stock of materials both at works as well as service stations.

02. Checking the water filling points. Verification of stock of materials both at works as well as service stations.

03. Attending to the general complaints from public and directions of higher officers.

04. Any other investigations entrusted by the higher officers.

05. Inspection of different works including project works in progress at random to have
a check on the quality of water, usage of materials and to advice on shortcomings, if any.

06. Collection of concrete samples (cubes) at work sites for verifying the strength of
the concrete after curing period.

07. Checking of lead joints in water supply pipelines.

08. Hydraulic testing of water retaining structures such as ground level reservoirs,
over head tanks, sumps and water supply pipelines.

09. Inspection of flow test of underground drainage, stoneware and RCC pipes. .

10. Inspection of chlorinators for their working condition.

11.Periodical inspection of divisions and sub-divisions, service stations and S.T. Plants.

The Central water testing laboratory and Meter testing and servicing laboratory
are attached to this wing.

Two qualified chemists are working in the central water testing laboratory and meter testing and servicing laboratory. The water samples from different service stations of Bangalore city will be collected at the rate of 16 samples per month from the distribution network, consumer end, public taps, ground level reservoirs and over head tanks and sent to the central water testing laboratory for testing for its potability. Here, the water will be tested for physical, chemical and bacteriological characteristics. The results will be intimated to the different service stations as well as to the respective water supply divisions, sub-divisions for their information and for further remedial action. BWSSB is committed to supply quality water to the citizens of Bangalore confirming to IS, WHO standards.

There is a mobile van fitted with kits to analyse water samples collected at random spots. The samples so collected will be analysed in the laboratory for physical, chemical and bacteriological analysis. If any water sample is not found to be satisfactory for potable use, immediate corrective action will be taken by instructing the concerned for remedial measures and water sampling will be repeated at the same spot for further analysis till the water is fit for drinking purposes.

Apart from distributory network, samples are also collected from borewells maintained by BWSSB at random and analysed through routine tests including content of nitrate and hardness. If any sample of water is not found to be satisfactory for potable use, the concerned service station will be informed to display a board near to borewell indicating “Water Not Fit For Drinking Purpose”. .

Details on samples collected during various periods are given under Water
Quality Surveillance

At present the meters of Precimag, Capstan and Actaris make are being used in the BWSSB.



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