skanska presentation
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Carbon Management –A Contractor's PerspectivePeter JonesDesign Director
Skanska UK - Scotlandwww.skanska.com
UK's Greenest Construction Company (The Sunday
Times Best Green Companies Awards 2010)
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Johan Karlström, President and CEOSkanska AB
“We are determined to be the leading green project developer and contractor.
The demand is in the market place.
It is:- A great business opportunity- Right for the planet- Attractive for our people”October 2010
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What we are doing at Business level?
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Green Products and Services
226
450
117
47
238
149
101
30
0 100 200 300 400 500
Renewable energy sources
Energy efficient design solutions
Low carbon solutions
Carbon monitoring of projects
Eco design evaluation and certification
Refurbishment / retrofitting of infrastructure
Factory engineered / prefabricated solutions
Others
Number of Responses
Listening to our Clients - What 'green' products or services would you like us to focus on in the next 2-4 years?
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Carbon as a currency
− Evolving client requirements− Increasing interest in carbon foot printing− Supply chain reporting− Low carbon solutions
− Driving force behind green business− Quantifiable− Linked to financial benefit− Tradable
− CRC / Greenhouse Gas Reporting Regulations
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Skanska Achievements− CRC is worth around £200,000 to Skanska UK
− Developed a bespoke reporting system to address CRC legislation
− Since 2008 our total emissions have dropped by 7.5%
− Green Car policy and vehicle tracking on commercial fleet represent bulk of this 7.5% reduction− 60% of staff car fleet now 130gCO2 or below− Average emission from Skanska vehicle down from 9.9TCO2 per
year to 8.53TCO2 per year
− Since 2005 CO2 emissions at head office reduced by 18% and continuing to drop
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What are we doing at Project level?
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Zero−Waste (to landfill)
−Unsustainablematerials
−Net primary energy
−Carbon construction
−Water discharge
−Haz Materials
Color PaletteTM – Our Journey to Deep Green
Energy
Carbon
Materials
Water
Vanilla Deep GreenGreen
−Rules
−Regulations
−Standards
−Codes
Compliance Future proofBeyond compliance
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Energy
Carbon
Materials
Water
25 % better thanlocal code
Net ZeroPrimary Energy50 % better than
local code75 % better than
local code
Near Zero CarbonConstruction
Carbonconstruction
footprintestablished
Over 25 % reductionin footprint
Over 50 % reduction in
footprint
Potable water consumption reduced
by 10%.
Potable waterconsumption reduced by >
25% .
Potable water consumption
reduced by by >50%.
< than 10% waste to landfill
< than 5% waste to landfill
< than 2.5% waste to landfill
Net ZeroWater
Zero UnsustainableMaterials
Zero Waste
Future Proofing DesignContinuous Improvement to Net Zero
Com
plia
nce
with
loca
l cod
es
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CO2 analysis supporting early decision making
Skanska BIM template set-up:CO2 data & formulas
Producing BIM by using Skanska template & guidelines
Automated reporting from BIM: Listing of materials/ structures and multiplying their quantities with corresponding CO2 factors
Comparative data for decision making
EmbodiedCO2 footprint for the design alternative
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11
Nyhamn, Gävle, SwedenSkanska Sweden
Comparison with the help of BIM-analysis
Concrete wall72107,6 kg CO2eq
Brick wall60010,9 kg CO2eq
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Project Cast Studies
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Green Solutions
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Green Project Case Studies
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CO2 measurement and reduction
Carbon CalculationCambridge STW, UK
CO2 calculation demonstrating, Operations 80%,Production and materials 20%.One Kingdom Street, London, UK
CO2 calculation testing on building project.Blå Jungfrun, Stockholm, SWE
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New Client Demands –Calculation of CO2 footprint
One Kingdom Street, LondonClient: Development Securities
Understanding CO2 Emissions from Construction Operations
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End of life2%
Piling4%
Concreteworks18%
Steel 35%
Roofing &cladding9%
Raised floors, walls & partitions 7%
Lifts, M&E & Fitout 12%
Onsiteworks13%
Carbon Footprint: One Kingdom Street, London
Carbon Measurement
− Operation ~ 80%
− Embodied ~ 20%
New Client Demands:
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loca
lcod
es, s
tand
ards
and
regu
latio
nsin
pla
ce59 % energy reduction in comparison with local regulations
Code Compliant
Preliminary Carbon Footprint made
Prefabricated form work
Blå Jungfrun, Sweden
Net ZeroPrimary Energy
Net Zero Water
Near ZeroCarbon Construction
Zero UnsustainableMaterials4)
Zero HazardousMaterials 5)
Zero Waste
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Renewable EnergySaving 1,700 t of CO2£120k in energy p.a.Kings Mill Hospital, Nott's, UK
50MW wind farmLos Vilos, Chile for SN Power
100% renewables for heating and coolingUN House, Oslo, Norway
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EnergyKingsmill Hospital: Zero Net Primary Energy
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• 5,400kW cooling (all the cooling for the site)
• 5,000kW heating (large proportion for the site)
• Saving 9,600MWh of Gas & Elec. annually
• Saving 1700 Tonnes of CO2 annually
• Saving £120,000 in Energy Bills annually (based on 2006 prices)
• Pay for itself in 10 years (based on 2006 prices)
Lake Source Heat Pump Solution
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Our approach to Sustainable Development can be seen at
http://www.skanska.com/en/Sustainability/
Or check out projects with Sustainability Aspects at http://skanska-sustainability-case-studies.com/
Further Information