alan little revised
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Alan LittleSenior Quantity Surveyor
Case Study in SustainableCase Study in Sustainable
ConstructionConstruction
GROUP
THE
CARVILL
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Sustainable Construction and the PrivateSustainable Construction and the Private
House BuilderHouse Builder
Reasons against / Reasons for
Carvill Overview of Recent Schees
Carvill !ew Schees
Carvill "uture Schees
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Reasons against Sustainable constructionReasons against Sustainable constructionRenewable #echnologies / Sustainable ethods increase costs
#radesen and Site Staff are resistant change
Currently Sellers ar$et % deand for hoes outstri&s su&&ly
#o date Sustainability is not a &riority with ost &urchasers
'overnent initiatives do not a&&ly to &rivate develo&er
Lac$ of &ublic awareness of sustainability (badges)
*co%Hoes a&&lications involve considerable tie and cost
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Reasons for Sustainable constructionReasons for Sustainable constructionRising fuel and energy &rices
+ncreasing &ublic awareness of 'lobal waring / 'reen issues
'overnent forcing change through legislation / ta, syste
Changing &ersonal lifestyles and faily units
-oral duty toward sustainability for individuals and businesses
+ncreasing deand for sustainable hoes
Better to decide to change before being forced to
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.ecision to change was ade
years ago and is being
driven by -anaging .irector
GROUP
THE
CARVILL
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Recent ScheesRecent Schees
0 Residential develo&ents have been constructed
to *co Hoes
standards 123 units4
*co Hoes Logo on Sales Brochures
'ood and new 5ery 'ood ratings being obtained
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Energy
Parkmount 58 units
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Energy
Transport
Halcombe Square 60 units
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Energy
Transport
Pollution
Materials
Rosss !ill 165 units
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Energy
Transport
Pollution
Materials
Water use
"oo#lan$ !ews %& units
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Energy
Transport
Pollution
Materials
Water use
Land use and Ecology
'unmore 136 units
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Energy
Transport
Pollution
Materials
Water use
Land use and Ecology
Health and Well being
(l$ )akers Court *+0 units
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New Schemes
WOODBROOK
Phase 1
! acres
"#$ units
% year construction
Phase & '$$ units(
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Woodbrook the next stage? Very Good Eco Home rating
Urban design !anned to enco"rage sense o# comm"nity and maintain site
eco!ogy
$arge area o# green sace% cyc!e aths and ri&er 'a!k
Roads mode!!ed to red"ce &ehic!e seed
(ncororate rene'ab!e techno!ogies
(ns"!ate to higher standard than B"i!ding Reg"!ations)
*ro&ide One +ear ,rans!ink ,ra&e! *ass #ree er "nit
Red"ce carbon emissions
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Renewable #echnologiesRenewable #echnologies
'round source heat &u&s lac$ of &lot s&ace
6ind &ower location / sall scale / &lanning &erission / &aybac$
Photovoltaic &anels orientation / cost / &aybac$
Solar hot water heating orientation / redesign of &lubing syste
6ood &ellet boilers storage of fuel / bagged fuel cost
+ncor&orate as standard or as &urchaser e,tra7
!o 'rants available to &rivate develo&ers
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#he Solution Bioass "uelled#he Solution Bioass "uelled
.istrict Heating Syste.istrict Heating Syste
One large boiler roo ore efficient than individual boilers
All units benefit fro the technology though reduced energy costs
'ood reduction in CO8 eissions
-ar$eting &otential largest housing schee in Britain
#echnology can be re%created on a&artent schees
Su&&ort local businesses with fuel su&&ly contracts
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#he Syste#he Syste
#hree 933 $6 bioass boilers
:933 tonnes of wood chi& &er annu 1:93 hectares willow4
; tonne fuel store on site %
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Low Carbon benefitLow Carbon benefit
:>33 ft8 three storey town house
Highly insulated with 23? efficient gas cobination boiler
#*R :;@0 .*R :;@>; CO8 *issions 8@89 t/year
Highly insulated with Bioass district heating
#*R :;@0 .*R @>8 CO8 *issions 3@9; t/year
A ;3? reduction in CO8 eissions
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)uture Schemes
-(RO..O
1! acres
$$$ units
1% year construction
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-irocco #"t"re !i&ing
B"i!d to /.ode #or -"stainab!e Homes0 1 /Green G"ide0
2im #or 3ero .arbon -cheme
Enco"rage city centre !i&ing
(mro&e edestrian access to city and entire ri&er 'a!k'ay
Red"ced carark ro&ision on site 1 incororate high 4"a!ity .ar .!"b
.onsider 5odern 5ethods o# .onstr"ction
(ncororate recyc!ed b"i!ding rod"cts and techno!ogies
(n&estigate rain 'ater har&esting
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#han$%you Alan LittleGROUP
THE
CARVILL
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