Pallikaranai Presn A

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A WET LAND AS PUBLIC SPACEPALLIKARANAI MARSH

moadThe Madras Office for Architects and Designers


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1. UNDERSTANDING MARSH

2. THREATS AND CHALLENGES

3. FOCUS AREAS

4. MANAGEMENT PLAN

PALLIKARANAI MARSH

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1. UNDERSTANDING MARSHLOCATION

EVOLUTION

LAND FORM

MARSH ECOSYSTEM


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LOCATION

VELACHERY

M R T S

PERUNGUDI

MADIPAKKAM

THURAIPAKKAMPALLIKARANAIKT link rd

vela

ch

ery

tamb

aram

rd

SHOLINGANALLUR

MEDAVAKKAM

Source - Google Earth


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EVOLUTION

2015

2008

2000

1991

500 ha

990 ha

1680 ha

2450 ha

Source - Satellite Picture Landsat (1991), Aster

(2000), Quickbird Picture (2006), GPS field survey

(2008) in Adaptive management plan for the con-

servation of Pallikaranai Marsh

Care Earthc


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LANDFORM

Open water

Marsh

Shallow wetland

Grassland

Source - Satellite Quickbird Picture (2006), GPS

field survey (2008) in Adaptive management plan

for the conservation of Pallikaranai Marsh

- City Connect & Care Earth


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355 Species

5 CRUSTACEANS

7 BUTTERFLIES

9 MOLLUSCANS

10 MAMMALS

9 AMPHIBIANS

21 REPTILES

49 FISHES

125 BIRDS

120 PLANTS

ECOSYSTEM

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2.THREATS AND CHALLENGESHYDROLOGY

FLOODING

DUMPYARD

ENCROACHMENTS


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HYDROLOGY

Directional flow of water

Critical Areas


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WATER HOLDING CAPACITY

2001 - 16 million m3

2008 - 10 million m3

2015 - 5 million m3

2008 - 2015 70% reduction

2001 - 2008 40% reduction

Source - Adaptive management plan for the con-

servation of Pallikaranai Marsh

- City Connect & Care EarthTheMadrasOfficeforArchitectsandDesigners

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Flooding levels

FLOODING

2008 - 1.8m

assume plinth .9m

2015 - 3.6 m

INTENSIVE FLOOD ZONES

Source - Satellite Quickbird Picture (2006), GPS

field survey (2008) in Adaptive management plan

for the conservation of Pallikaranai Marsh

- City Connect & Care Earth


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ENCROACHMENTS

PROPOSED MASTER PLAN 2026

Water

Google Image

Agricultural

Industrial

Primary residential

Mixed residential

Institutional

Commercial

Source - CMA

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THREATS

Environmental crictical zone

Sensitive zone

Dump

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3.FOCUS AREAS


ectsandDesigners

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FOCUS AREAS

FOCUS AREA 1

DUMPYARDFOCUS AREA 3

LINK ROAD

FOCUS AREA 2

NATURE TRAIL

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FOCUS AREA 1


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FOCUS AREA 1 - DUMPYARD

CASE STUDYFRESH KILLS PROJECT - STATEN ISLAND

15 times bigger than Pallikaranai marsh areagenerates 1million $ through GAS generated from the dump

2000 2003

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CASE STUDYFRESH KILLS PROJECT - STATEN ISLAND proposed bird observation tower

gas head

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FOCUS AREA 1 - DUMP YARD

DESIGN GOAL

TO TRANSFORM THE DUMPYARD INTOA BEAUTIFUL PRODUCTIVE AND CULTURAL

DESTINATION

TO USE THE DUMPYARD AS A LARGEPEDESTRANISED PUBLIC SPACE

TO ALLOW FOR WATER TO FLOW THROUGHTHE LANDFILL

dredge trenches/canals acrossthe existing dumpyard

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section

line

section along proposed public space above dumpyard

Native grass

Deck / View point

Recreational

Garbage incinerator

Public place

Forest

Amphitheatre

Intrepretation centre

ners

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credits text


Dumpyard transformed to a landscape ofbridges and canal intersperced with publicspaces

A unique landscape in chennai

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FOCUS AREA 2


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FOCUS AREA 2 - NATURE TRAIL

LOCATION PLAN


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credits text

FOCUS AREA 2 - NATURE TRAIL

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FOCUS AREA 3


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FOCUS AREA 3 - LINK ROAD

CASE STUDYTAMIAMI TRAIL PROJECT - FLORIDA

A restoration project will replace 8 KM of roadway(built in 1928)with a bridge which will effectively restore the old marsh byallowing water to flow under it.

BEFORE AFTER

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FOCUS AREA 3 - LINK ROAD

2.2 KM

DESIGN GOAL

TO ALLOW FREE FLOW OF WATERBETWEEN THE NORTH AND SOUTH OF LINK ROAD

TO USE THE OPPORTUNITY TO CREATE APEDESTRIAN PUBLIC SPACE

A SPACE FOR ALL TO ENJOY THE MARSHLANDSCAPE


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credits text

FOCUS AREA 3

Pedestrian Bridge - Public space - Bird watch

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4.MANAGEMENT PLAN


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IMPLEMENTATION

Constitute an independent body,

Pallikaranai Marshland Development Trustto oversee, monitor the development and

maintenance of the marsh land


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IMPLEMENTATION

MONITORING COMMITTE

EXPERT GROUP

CONSULTANT

MASTER PLAN IMPLEMENTATION


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IMPLEMENTATION

LIST OF STUDIES CARRIED OUT BY CONSULTANT FORMASTERPLANNING

On ground demarcationHydro-ecological assessment

Sedimentation study

Assessment of Pollution (Air, Soil and Water)

Biodiversity assessment

Development of habitat zonation maps

Evolving mechanisms for sustainable disposal of solid waste

Streamlining sewage disposalEco-legislations

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START !


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A WET LAND AS PUBLIC SPACEPALLIKARANAI MARSH

PROPOSALS


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dredge trenches/canals across

the existing dumpyard

3To Allow Free Flow Of WaterBetween The North And South Of Link Road

To Use The Opportunity To Create APedestrian Public Space

A Space For All To Enjoy The MarshLandscape

2Nature trail to experience

1To transform the dumpyard intoa beautiful productive and cultural destination

To use the dumpyard as a largepedestranised public space

To allow for water to flow throughthe landfill

PROPOSALS


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Pallikaranai Presn A

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