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GSD 1409 EXTREME URBANISM
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INCOMPLETE SCAPEJIAYU QIN MLA I-APINSTRUCTIOR: PROFESSOR RAHUL MEHROTRAGSD 1409 EXTREME URBANISM2011 APRIL 28TH
GSD1409 MLA I-AP JIAYU QIN
GSD1409 MLA I-AP JIAYU QIN
HUMAN FORCE/ENGINEERED LANDFILL
1860SITE 1860-1900 1900-1950 1950-1970
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slum
MEAN HIGH TIDE 4M
5M6M7M8M
PRECIPITATION & FLOODING
FLOODING AND SEA LEVEL RISE
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1970 2011
1670the seven islands
1864landfill in progress
2011current condition
66% 50% 7%102.4 km
mangrovetotal perimeter
64.3 km 71.0 km
DISAPPEARANCElandfill development + diminishing mangroves
landscape urbanism by berger and mehrotra
colaba
old woman’s island
mazagaon
parel
mahim
worli
bombay
MANGROVE FLORA
of the WORLD about 65 SPECIESof INDIA approximately 59 SPECIES SHRINKING OF MANGROVE BUFFER
GSD1409 MLA I-AP JIAYU QIN
SITE AS AN INTERFACE/MICRO WATER SHED
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GSD1409 MLA I-AP JIAYU QIN
HYDROLOGICAL PROBLEM
SEA
SEA
URBAN
URBAN
NEW LANDFILL
LANDSEA
PRECIPITATION
PRECIPITATION
PRECIPITATION
FLOODING
FLOODING
DISFUNCTIONAL SEWAGE SYSTEM
BEFORE URBANIZTION
AFTER URBANIZTION
PROPOSED
GSD1409 MLA I-AP JIAYU QIN
SITE AS AN INTERFACE/UNTREATED SEWAGE
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GSD1409 MLA I-AP JIAYU QIN
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SITE AS AN INTERFACE/SEDIMENTATION & EROSION
SEA CURRENT VELOCITY
MANGROVE COMMUNITY
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PLANEDENGINEEREDRESTRICTED
MIDDLE CLASS
SPONTANEOUSADAPTIVEFRAGILE
SLUM DWELLERS
FUNCTIONAL VS DISFUNCTIONAL
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OPEN SPACE IN MUMBAI
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micro watershed B
south slum
micro watershed A
area: 1,560,000 m2annual precipitation: 3214mmrain water received : 5013 Million Liter/y
area: 1,237,500 m2annual precipitation: 3214mmrain water received : 3997 Million Liter/y
micro watershed A
micro watershed B
sea current
sedimentation zone
pumping station
Colaba sewagetreatment facility42 MLD
WATER RETENTION PONDSSEWAGE TREATMENT WETLAND
OPEN SPACESMANGROVE CULTIVATIONFISH CATCHMENT
REAL ESTATE DEVELOPMENTSLUM AMENITIES
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VOLUME CALCULATION
VOLUME OF THE EARTH WORK: 255,550 M3
Slum water supply:90 lpcd (world bank report)
Sewage:90X0.8= 70lpcd acceptable treatment ratio: 30lpcd(40%)-70lpcd
Population in north fishing village 300x4=1200 people1200x30=360001200x70=84000
North fishing village 8.4-9.5 acre (3.4~3.9h) 36000/25740x6=8.4 84000/53000x6=9.5
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EXISTING CANOPY CORRIDOR & PROPOSED OPEN SPACE existing canopyproposede con-nection
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CUT & FILL BALANCE
NEW LANDFILL AREA: 12.5HWATER SURFACE: 6.25H
CONTOUR MODIFICATION
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LANDFILL DEVELOPING PROCESS
0 YEAR 0.5 YEAR
DRAINAGE DIRECTION
DRAINAGE DIRECTION
SEDIMENTATION GROWING DIRECTION
MANGROVE COMMUNITY GROWING DIRECTION
MANGROVE COMMUNITY GROWING DIRECTION
1 YEAR
1 YEAR 3 YEARS 10 YEARS
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LANDFILL DEVELOPING PROCESS
EXISTING
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LANDFILL DEVELOPING PROCESS
LAND MAKING & BERM
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INTERTIDAL ZONE VEGETATING
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MANGROVE BUFFER FURTHER DEVELOPING
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BUILDING PROTOTYPE
MODULE: 50M X 75M
PUBLIC AMENITY OFFICE & RETAIL MIX USE RESIDENTIAL & RESIDENTIAL MIXUSE
COURT YARD MIX USE
PERVIOUS SURFACE: 10%
MODULE: 50M X 50M MODULE: 50M X 38M MODULE: 33M X 38M
EXISTING BUILDING FOOT PRINT
2-3 FLOORSFSI 0.7
15-20 FLOORS FSI 4.4 10-15 FLOORS
FSI 3.5
2-6 FLOORS FSI 1.7
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PLANPLAN PUBLIC TRANSPORTATION
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SYSTEM DIAGRAM
NEW BLOCK
DEVELOPABLE DIRECTION
FOOT PATH
PUBLIC TRANSPRTATION
FINGER PARKS
RETENTION PONDS
MANGROVE BUFFER
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EDGE SECTIONS
WATER EDGE SECTION
FINGER PARK SECTION
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LANDSCAPE PROTYPE/SLUM SEWAGE TREATMENT WETLAND
WETLAND PROPORTION: 35%
FLOW DIRECTION
DEGREE OF TREATMENT
PROGRAMS
TOPOGRAPHY
PLANTING STRATEGY
+
+
++
+
_
_
__
__
_
_
piers for fishermem
platform
foot path
Juncus
phragmity
water lilies
fish catchment
fish catchment
polishment
sedimentation
high tide line
bio filtration
low tide line
GSD1409 MLA I-AP JIAYU QIN
LANDSCAPE PROTYPE/SLUM SEWAGE TREATMENT WETLAND
piers for fishermem
HIGH TIDE LINE
LOW TIDE LINE
platform
foot path
fish catchment
sedimentation
bio filtration
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LANDSCAPE PROTYPE/FINGER PARKS
WETLAND PROPORTION: 30%
FLOW DIRECTION
DEGREE OF TREATMENT
PROGRAMS
TOPOGRAPHY
PLANTING STRATEGY
+
+
++
+
_
_
__
__
_
_
platform
foot path
Juncus
phragmity
Albizia julibrissin
Ficus religiosa Linn.
cricket field
polishment
sedimentation
new land drainage
over flow
bio filtration
high tide line
low tide line
green roof
GSD1409 MLA I-AP JIAYU QIN
LANDSCAPE PROTYPE/FINGER PARKS
HIGH TIDE LINE
LOW TIDE LINE Juncus
phragmity
Ficus religiosa Linn.
platform
foot path
cricket field
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LANDSCAPE PROTYPE/RETENTION POND
WATER SURFACE PROPORTION: 90%-85% PROGRAMS
TOPOGRAPHYPLANTING STRATEGY
platform
foot path
Trachycarpus fortunei mangrove
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LANDSCAPE PROTYPE/RETENTION POND
Trachycarpus fortunei
Nerium indicum Mill
Black-headed Gull
mangrove
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