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VMC plans to construct stormwater drain

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The Hindu      17.05.2010

VMC plans to construct stormwater drain

Staff Reporter

It is aimed at preventing inundation of one town when it rains heavily

VIJAYAWADA: The Vijayawada Municipal Corporation (VMC) is contemplating constructing a stormwater drain from Jendachettu centre to eastern main canal of Krishna river. It is aimed at preventing inundation of One Town when it rains heavily. Apart from this, the Corporation is also planning to strengthen the existing outfall drain near Gandhi hill.

The officials have estimated that the outfall drain would cost Rs. 1.15 crore while the storm water drain would cost 1.85 crore. The culvert that carries storm water and sewage from One Town was choked as de-silting works were reportedly not taken up. Later, it was found that the steel used in the construction of the outfall drain was exposed.

Subsequently, corporator Mahadevu Appaji Rao, who represents a few important area of One Town, moved a resolution in the VMC general body calling for modernisation of the outfall drain. He urged the VMC to take steps to modernise the drain near Gandhi Hill, construct a storm water drain to divert the sewage to Krishna canal via BRP road or Nehru road. He expressed anguish over the general body not focussing enough on the development and problems of One Town.

Now, the officials plan to have chemical treatment of the outfall drain and take up repair works for strengthening the drain that passes beneath the railway station. The drain could be used for another 20 years with these steps, the officials say.

At the same time, the Corporation plans to construct a storm water drain from Jendachettu centre to eastern main canal. It was maintained until recently that the storm water drain was not feasible in view of water levels at the eastern main canal. The officials have always argued that water level at the canal was at higher altitude compared to low lying areas of One Town. So, construction of a drain would not serve the purpose, as the storm water would not flow into waters passing at higher levels. The Corporation subsequently hired the services of a consulting firm, RV Associates, to study the problem. The firm reported that the drain was feasible and hence it is being constructed, VMC officials say.

It may be recalled that the heavy downpour in August last paralysed normal life in One town area.

In most parts of One-Town and ‘gattu venaka prantham' (the other side of the bund), side roads and streets were inundated with rainwater, which impeded any kind of entry and exit of the people. It resembled a flood-like situation.

Last Updated on Monday, 17 May 2010 07:27
 

Helpdesk to handle queries on rainwater harvesting

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The Hindu 03.05.2010

Helpdesk to handle queries on rainwater harvesting

K.C. Deepika


May 27 is the deadline for getting the facility installed

Helpdesk numbers include 23341652, 23348849


Bangalore: The Bangalore Water Supply and Sewerage Board (BWSSB) is working towards implementing the Bangalore Rain Water Harvesting Regulations by appealing to people to install rainwater harvesting (RWH) structures in their houses.

The water body has set up a helpdesk where people can contact Ph: 23341652; 23348848 or 23348849 for any queries.

“If people contact us on the helpdesk and seek advice, we send our engineers to the site to set up the structure by looking at space for the recharge pit and type of filter,” said Kemparamaiah, BWSSB Chief Engineer.

The Bangalore Water Supply and Sewerage (Amendment) Act of 2009, under which the Bangalore Rain Water Harvesting Regulations were introduced, has made it mandatory for all houses which are built on 30 x 40 sites between the time period of August 25, 2009 and May 27, 2010, and existing houses built on 40 x 60 sites to have rainwater harvesting structures.

BWSSB meter readers are busy telling uninitiated owners of buildings that fall under the Act. “BWSSB men asked us if we have a rainwater harvesting structure. Since we do not have one, we were told that we will not be supplied water after the May 27 deadline lapses,” said H.M. Meena, a resident of Murgeshpalya, whose house is built on a 40 x 60 site.

54,000 buildings

A senior BWSSB official said 54,000 buildings constructed during the nine-month period have been identified to come under the purview of the Act. According to the Act, the immediate mode of action to be taken in case of non-compliance after May 27 will be to cut the water supply and the underground drainage facility.

“Since the Act does not apply to older buildings, we are holding awareness campaigns. As for apartment buildings, the rule applies to them as well since we provide one connection to each apartment building,” he added.

Giving information on the costs involved, A.R. Shivakumar, Principle Investigator of the Karnataka State Science and Technology Council, Indian Institute of Science, said almost 80 per cent of the cost of installation for rainwater harvesting goes towards storage and the rest for the pipes and filters. “It can cost anywhere between Rs. 4,000 to Rs. 40,000,” he said.

Last Updated on Monday, 03 May 2010 06:16
 

Another Games makeover: Govt wants entire Yamuna stretch a biodiversity zone

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Indian Express 28.04.2010

Another Games makeover: Govt wants entire Yamuna stretch a biodiversity zone

Neha Sinha Tags : Yamuna biodiversity zone, delhi Posted: Wednesday, Apr 28, 2010 at 0002 hrs

New delhi: To give Yamuna the status of an ecological river — and not one that only treats sewage water — the Delhi government decided on Tuesday to nurture the entire 48 kilometres of the river’s stretch in Delhi as a biodiversity zone.

Lieutenant Governor Tejendra Khanna set the project in motion at a meeting on Tuesday. Work is expected to start in four months on the river’s banks, spanning over 10,000 hectares.

Newsline had earlier reported that Khanna’s office and the Delhi Development Authority (DDA) were working on a proposal to create a biodiversity area along the river’s urban stretch — 22 kilometres from Wazirabad to Okhla.

Khanna met the chief secretary, the DDA vice-chairman, officials of the Environment department and scientists from the Centre for Management of Degraded Ecosystems (CEMDE) on Tuesday to discuss this action plan. The scope of the original idea was subsequently expanded to include the entire 48 kilometres of the river in the state.

Officer on Special Duty to Khanna, Ranjan Mukherjee, said: “The L-G has asked the DDA to examine if the Palla-Okhla stretch, and not just the shorter Wazirabad-Okhla stretch, can be converted into a biodiversity zone. He has emphasised that people should be aware of the conservation status of the river so that there is no scope for encroachment.”

Another new proposal that got an in-principle nod was the creation of small riverine ecosystems — or a chain of smaller water bodies — parallel and perpendicular to the river.

This network of water bodies will prevent treated or untreated sewage water from flowing directly into the Yamuna. Rocky areas will be developed and the treated water will pass through created aquatic and fish cultures (in the riverine systems and ponds) before entering the river, the plan says. Existing craters and depressions on the banks will be cultivated to hold water. This will also filter out heavy metals and other pollutants.

An environment expert, who was at the meeting, said: “These will also serve as sinks during monsoons. Some of the areas will need to be desilted.”

Chief Secretary Rakesh Mehta said work would start immediately as “there was no scope for wasting time”.

At a glance
Small water bodies,
channels and ponds will be created along the banks of the Yamuna to prevent treated sewage water from entering the river directly

In these water bodies, aquatic plant and fish communities will be cultivated

Ahead of this, biodiversity areas — meaning grassland and plant communities found in wetlands — will be created on the banks

Tourism on mind: people will have access to the outer areas of the greenbelt, while there will be a degree of protection for inner areas .

Last Updated on Wednesday, 28 April 2010 11:17
 


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