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Road Development

Soon, drive on plastic roads

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The New Indian Express         05.01.2012

Soon, drive on plastic roads

CHENNAI: Fulfilling the government’s major announcement to improve city roads, the Corporation on Wednesday began its ambitious project of laying plastic roads at Lakshmanan Street near G N Chetty Road. Speaking to reporters after launching the project, Mayor Saidai S Duraisamy said that the inclusion of plastic in road-laying, would increase its lifespan and also help the civic body to dispose of plastic waste systematically.

During the launch, Vasudevan, principal, Madurai Thyagaraja College, explained the procedure used to lay plastic roads.
 
According to official sources, the civic body has planned to lay about 371 km of roads in the city using plastic at an estimated cost of `110 crore.
 
At another event, Corporation Commissioner PWC Davidar vowed to provide motorists with a good experience on city roads, and warned contractors to stick to quality and accountability while laying roads.
 
He said that 36 contractors were served with notices to complete rectification work on roads they re-laid in the past year. “If they fail to come forward to do the rectification of potholes and craters on roads before January 14, the Corporation will complete the works and the amount spent on the work will be deducted from ‘Defect Liability Period fund’ of the contractors concerned,” Davidar said.
 
Last year alone, the Corporation re-laid 241 roads, covering about 142 km, at a cost of `62 crore. After a recent inspection, it has emerged that 112 of these roads had potholes and other defects.
 
At the gathering of Corporation engineers and contractors during a lecture on ‘Relaying bituminous roads using waste plastic - Implementation and methods’, the Commisioner sent out a strong warning to the engineers too, saying road specifications, like paving slopes for easy flow of rainwater and proper mix of bitumen, had to be assessed properly.
Last Updated on Thursday, 05 January 2012 07:00
 

Plastic creates hopes of better roads

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The Hindu          28.12.2011

Plastic creates hopes of better roads

Aloysius Xavier Lopez

Civic body's new initiative from January

Bumpy rides and potholes may soon be things of the past if the Chennai Corporation's new initiative to re-lay roads with plastics proves successful.

The civic body will commence re-laying of plastic roads on all bus routes and interior areas in the city, from January.

Typically, one-km stretch of a single lane will consume a tonne of plastic waste. The agency plans to have plastic waste collected from residents for use in the bitumen mix to be used to re-lay roads. Plastic will amount to about 10 per cent of the mix.

According to Corporation officials, the decision to lay plastic roads in all zones has been taken following studies that showed such roads last longer even in wet conditions. The Corporation has taken into account the case of Jambulingam Street in Nungambakkam, where such a road was laid seven years ago. The road has survived several monsoons.

Those who frequent the locality also vouch for the good quality of the road. “Jambulingam Street is the best I have ever seen in the city so far. When many other roads in the city got damaged, this plastic road has remained in good condition for many years,” said N.Chidambaram, an autorickshaw driver in the locality.

This also proves more viable for the civic body, as 10 per cent of the cost incurred on the bitumen mix would be saved.

Plastic waste collected from residents would be sufficient, and is expected to encourage them to segregate waste at source. All 200 ward offices would have facilities for collection of plastic waste from the residents and large shredders would be installed in locations across the city.

Many stretches along 501.1-km of bus route roads in the expanded city were damaged in the recent rains. Several of 17,643 interior roads were similarly affected.

List of roads

The list of such roads is being readied. After the next spell of northeast monsoon rains expected very soon, the number of damaged roads is likely to be finalised. Soon after, in January, work on plastic roads would begin.

A total of 10 shredders would be procured by the civic body and the first one would be installed in two days.

The initiative is likely to improve the overall quality of roads.

President of Tamil Nadu Plastics Manufacturers Association S. Ganesh said use of plastic waste is ideal for re-laying roads.

Shredded plastic waste strengthens the bonding of bitumen with blue metal. A.Veerarghavan, professor at the transportation division of the Civil Engineering Department at IIT-Madras, said the collection, cleaning and shredding of plastic waste may be challenging for the civic body. “Use of plastics for re-laying of roads will be cumbersome, but it may reduce environmental pollution caused by plastic waste.”

 

Corporation to take up restoration of roads

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The Hindu       01.07.2011

Corporation to take up restoration of roads

Karthik Madhavan

Coimbatore Corporation will soon begin laying roads at places that were dug to undertake the underground drainage work.

Sources in the civic body said that at the review meeting the Commissioner, T.K. Ponnusamy, conducted on Tuesday, he asked the engineers in-charge of implementing the Jawaharlal Nehru National Urban Renewal Mission to expedite the road restoration works.

He had asked the engineers to ensure that the roads were in place before monsoon.

As per the Commissioner's direction, the civic body will lay roads that were dug up under the first package.

The roads were in localities west of Mettupalayam Road and north of N.S.R. Road.

The roads to be re-laid: Kamaraj Street – 700 m, Narmada/Gokulam Street – 350 m, Nanjammal Street – 300 m, Collector Sivakumar Street – 500 m, Kavundappan Street – 500 m, Alagannan Street – 500 m, Chinthamani Street – 900 m and Manian Kaliappan Street – 600 m.

The sources said the civic body would take up the road restoration work by engaging contractors who did not implement the underground drainage project. It would finance the project with general funds.

The works are expected to be completed in a month, sources added.

 


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