New Generation Rainwater Harvesting by Sekisui With Ashwath
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Transcript of New Generation Rainwater Harvesting by Sekisui With Ashwath
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CROSSWAVECROSSWAVECROSSWAVECROSSWAVE
Association for Rainwater Storage and Infiltrations Technology under the ground
Japanese new technology product
SEKISUI TECHNO MOLDING CO.LTD
SEKISUI CHEMICAL CO.LTD ARSIT certified
Registered distributor Ashwath Infratech Pvt Ltd
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Effective use of rainwater by CROSSWAVEEffective use of rainwater by CROSSWAVEEffective use of rainwater by CROSSWAVEEffective use of rainwater by CROSSWAVEFlood control Reuse
Fire fighting Water recharge
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How to use CROSSWAVE (1)How to use CROSSWAVE (1)How to use CROSSWAVE (1)How to use CROSSWAVE (1)
size : 1m×1m×0.2m Cross and pile up one by oneCreating a space for rainwater
CROSSWAVE
Install under the ground and water stores inside CROSSWAVE ⇒ Utilization of the top of the ground
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How to use CROSSWAVE (2)How to use CROSSWAVE (2)How to use CROSSWAVE (2)How to use CROSSWAVE (2) No use of concrete Use plastic material (CROSSWAVE) & sheets only
Wrap CROSSWAVE with the sheets then pile up
Pile up CROSSWAVE Pile up CROSSWAVE
Flood controlREUSE
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Purpose of CROSSWAVE (3)Purpose of CROSSWAVE (3)Purpose of CROSSWAVE (3)Purpose of CROSSWAVE (3) CROSSWAVE can be
use mainly for 3 app..
a) Flood controlb) Rainwater storagec) Rainwater recharge
b) StorageRain
Reuse
Inflow pipe
CROSS WAVE
Covering
Sand basin
Include protection sheet & lining sheet
a) Flood controlRain
For river
orifice
Inflow
pipe CROSS WAVE
Covering
Sand basin
Include Protection sheet
Over flow
Over flow
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Structure of water inflowStructure of water inflowStructure of water inflowStructure of water inflowSetting up sand basin at the inflow
Get rid of deposits in the sand basin
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Reference projects (in Japan)Reference projects (in Japan)Reference projects (in Japan)Reference projects (in Japan)1.Under park
Under construction After completion
2.Under car parking
Under construction After completion
9200m3
1700m3
Available under 100m3 to over 10,000m3
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Excellent point 1Excellent point 1Excellent point 1Excellent point 1 High surface load
Allow 25ton truck or 60ton rolling stock rolling stock only You can pile up Crosswave up to 4m high (In case of
large area)
Utilize surface!
4m
Covering
CROSSWAVE
4m
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Excellent point 2Excellent point 2Excellent point 2Excellent point 2 High voids ratio
High void space per volume: Voids ratio= 95% You can save the space Waste soil become small
CROSSWAVE Voids ratio= 95%
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Excellent point 3Excellent point 3Excellent point 3Excellent point 3 Easy installation
You just pile up Speedy installation
( Example 1000m3 : 1 ~ 2weeks ) No need of assembly & any connecting parts No need of any big tools
Just stack up!
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Site of Site of constructionconstruction (Japan, Flood)(Japan, Flood)Site of Site of constructionconstruction (Japan, Flood)(Japan, Flood)< Digging > < Protection sheet > < Liningsheet >
< Pile up >< Cover in >
< Completion >
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Site of Site of constructionconstruction (India, (India, Reuse)Reuse)Site of Site of constructionconstruction (India, (India, Reuse)Reuse)< Protection sheet > < Lining sheet>
sheet>< CW stacking>
Installed in Feb 2011
< Cover in>
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Site of Site of construction construction (India, Recharge)(India, Recharge)Site of Site of construction construction (India, Recharge)(India, Recharge)< Digging > < Pile up >
< Cover in >Installed in July 2011
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Other benefitOther benefitOther benefitOther benefit Cheaper cost than concrete system No accident for over 10 years in Japan Easy handling (Light weight 7.3Kg) Space save (low cost delivery, save stock space) Long life time= 50 years Easy maintenance Recyclable Available change design after complete
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Comparison with another methodsComparison with another methodsComparison with another methodsComparison with another methods
Most major method is to use plastics material in Japan
Place Method CostVoid ratio
Installation
speedUse top
Vertical load
TOPPond
Very good
Very good
Very Good
Impossible
Impossible
Concrete pond
Good Good BadImpossib
leImpossib
le
UNDER
GROUND
Crushed stone with brick
Good Bad Bad Possible Bad
CROSS-WAVE
GoodVery
goodGood Possible Good
Concrete tank (PC)
Good Good Bad Possible Bad
Concrete tank (RC)
Bad Good Bad Possible Good
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Best selling product in JapanBest selling product in JapanBest selling product in JapanBest selling product in Japan No.1 share (30%) in Japan Over 2000 cases adoption for last 10 years
Constraction results
Pond
age
Unit:10,000m3
Total project numbers
Tota
l pr
ojec
t nu
mbe
rs
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SpecificationSpecificationSpecificationSpecification
Cross wave Spacer
CW-H CW-L
L X W X H (mm)
994X994X220
994X494X200
988X240X25
weight (kg) 7.3 7.7 0.8
Total load
25tons truck
0r 60 ton rolling
stock of 8 wheels
45tons truck
Or rolling stock of 70 tons of 8 wheels
-
materialPolypropylene or Recycled
Polypropylene
CROSSWAVE SPACER
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Thank you very muchThank you very muchThank you very muchThank you very much
SEKISUI TECHNO MOLDING CO.LTD
SEKISUI CHEMICAL CO.LTD