> Porous concrete pavements are a very good solution to filtering rain
> water and preventing water logging on roads.
> Porous concrete is quite simple to make - fine sand is sieved out and
> only coarse sand and gravel is used.

> US EPA is experimenting with this -
> http://www.scientificamerican.com/blog/post.cfm?id=epa-tests-porous-p...

> best regards

> Bhaskar

> By using deo-composite material which are permeable in nature can be
> implemented in a much better way and countries like Australia and
> Malaysia have been far ahead than USA and India in this regard.

> I don't think sand is used in these permeable pavements and if sand is
> used after some time they get clogged.

> Even traditional rain water harvesting system implemented on these
> lines using sand and gravel are technically not correct.You will be
> surprised to note that traditional rain water/storm harvesting system
> is expensive than that made up of geo composite material. However roof
> gardens,pavements,podium gardens are at par/slightly expensive than
> traditional systems wherein sand and gravel are used.

> Currently we are executing a project, wherein 25-40% savings are
> realised at implementation stage itself and this field is at a very
> nascent stage in India.

> Please feel free to contact for implementing such solutions.

> Regards,

> --
> N.M.K.D.Sarma Ambatipudi
> (Also known as SOLAR SARMA)
> Mobile:+919246475056
> Skype ID:solarsarma

> On 10/31/09, M V Bhaskar <bhaskarmv...@gmail.com> wrote:

>> Porous concrete pavements are a very good solution to filtering rain
>> water and preventing water logging on roads.
>> Porous concrete is quite simple to make - fine sand is sieved out and
>> only coarse sand and gravel is used.

>> US EPA is experimenting with this -
>> http://www.scientificamerican.com/blog/post.cfm?id=epa-tests-porous-p...

>> best regards

>> Bhaskar

> Dear Mr.Bhaskar & Other Members,

> Sorry for typographic error. Please read as Geo-Composite in place of
> Deo-Composite.

> On 11/2/09, SOLAR SARMA <solarsa...@gmail.com> wrote:
> > Dear Mr.Bhaskar,

> > By using deo-composite material which are permeable in nature can be
> > implemented in a much better way and countries like Australia and
> > Malaysia have been far ahead than USA and India in this regard.

> > I don't think sand is used in these permeable pavements and if sand is
> > used after some time they get clogged.

> > Even traditional rain water harvesting system implemented on these
> > lines using sand and gravel are technically not correct.You will be
> > surprised to note that traditional rain water/storm harvesting system
> > is expensive than that made up of geo composite material. However roof
> > gardens,pavements,podium gardens are at par/slightly expensive than
> > traditional systems wherein sand and gravel are used.

> > Currently we are executing a project, wherein 25-40% savings are
> > realised at implementation stage itself and this field is at a very
> > nascent stage in India.

> > Please feel free to contact for implementing such solutions.

> > Regards,

> > --
> > N.M.K.D.Sarma Ambatipudi
> > (Also known as SOLAR SARMA)
> > Mobile:+919246475056
> > Skype ID:solarsarma

> > On 10/31/09, M V Bhaskar <bhaskarmv...@gmail.com> wrote:

> >> Porous concrete pavements are a very good solution to filtering rain
> >> water and preventing water logging on roads.
> >> Porous concrete is quite simple to make - fine sand is sieved out and
> >> only coarse sand and gravel is used.

> >> US EPA is experimenting with this -

> http://www.scientificamerican.com/blog/post.cfm?id=epa-tests-porous-p...

> >> best regards

> >> Bhaskar

> --
> N.M.K.D.Sarma Ambatipudi
> (Also known as SOLAR SARMA)
> Mobile:+919246475056
> Skype ID:solarsarma