Richard James

Sustainable Construction Oxford

Willmott Dixon Construction – Towards Zero Waste

Richard James – Re-Thinking Consultant

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HOUSING

HOMES

PARTNERSHIPS

SUPPORT SERVICESREGENERATION CAPITAL WORKS

Willmott Dixon Group structure

Sub Head Title

Zero Waste to Landfill Commitment

Sub Head Title

Presentation Structure

•Minimising Waste Through Design

•SWMPs and On-Site Practice

•Engaging Subcontractors

•CD&E Waste Contractors

•‘Closing the Loop’

•Measurement, Reporting and

Performance

•Towards Zero Waste

Sub Head Title

Minimising Waste Through Design

Design Review Workshops

Five Key Principles – Designing for:

• Reuse and Recovery

• Off Site Construction

• Material Optimisation

• Waste Efficient Procurement

• Deconstruction

Case Study Results - Savings:

• 245.85 tonnes waste

• £29,879 costs

• 450.61 tonnes embodied carbon

Sub Head Title

SWMPs and On-Site Practice

Sub Head Title

SWMPs and On-Site Practice

Predicted Waste Waste Management Options

Sub Head Title

SWMPs and On-Site Practice

Waste Champions

150+ Trained

Skip SignageSkip Set-Up

• Maintain, update & review SWMP• Storage areas• Develop waste management initiatives• Coordinate subcontractors

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Engaging Subcontractors

UK Government… Willmott Dixon…

Sub Head Title

Engaging Subcontractors

Subcontractor Approval• Environmental Policy mandatory at all relationship levels• Signed up to WD Sustainability Strategy• Environmental Management System for Partnered/Preferred

Subcontractor Appointment• Work in accordance with SWMP• WRAP reviewing appointment documents to include waste

minimisation and segregation requirements

Performance Management System• Scored quarterly across all sites – affects relationship category• Specific waste management questions…• Eliminating/Minimising/Segregating/Duty of Care/Housekeeping

• Environmental Management System for Partnered/Preferred

Sub Head Title

Environmental Management SystemTraining Workshops

Engaging Subcontractors

Sub Head Title

Audit Waste Contractors:

• Duty of Care Documentation

• Segregation Levels

• Service Levels

• Working Environment

• Lower Costs (>25%)

Waste Contractors

PAS 402 / Green Compass

Sub Head Title

Demolition Contractors

COLSTON HALL DEMOLITION

METAL RUBBLE SOFT STRIP ASBESTOS

LA MooreSOM/745118

EMR Gloucester SY123

Sim Metals EAWM/26180

JC Thomas ENW/030822

LA MooreSOM/745118

To the marketUsed on site

LA Moore SOM/745118

Southwood Waste Management SOM/745291 ENW/032218 & Viridor

Yanley Landfill AEWLM/26015

3600 Tonnes 4785 Tonnes

Hills MineralsWIL/901112/CB

SITA BKM/051252/CB

Viridor Yanley BT/7272

LA MooreSOM/745118

Viridor Yanley BT/7272 Hills Minerals CP/3035/PF

3 T TO LANDFILL 8.34 T TOLANDFILL

9 T TO LANDFILL57 Tonnes 45 Tonnes 37 Tonnes 190 Tonnes TO LANDFILL

8524 tonnes reused/recycled

210 tonnes to landfill

97.6% DIVERTED FROM LANDFILL

Sub Head Title

Groundwork Contractors

127,625m3

33,030m3

INERT WASTE

Sub Head Title

Measurement, Reporting and Performance

Waste Composition Chart

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Ceramics Concrete Electrical Furniture Inert

Insulation Metals Office/Canteen Packaging Plaster

Plastics Timber Vegetation Liquids and Oils Other Hazardous

Waste Destination Chart

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Diverted from Landfill

Waste to Landfill

Detailed SWMP Data…

Sub Head Title

Measurement, Reporting and Performance

WRAP Standard Reporting Guidelines:

• 72.2% Diverted from Landfill

2009…

• 80%+ Diverted from Landfill

Willmott Dixon Construction 2008 Waste Data:

• 18,305 waste containers

• 213,166m3 total waste

• 65% Excavation, 12% Demolition, 23% Construction

Sub Head Title

‘Closing The Loop’

Sub Head Title • Measure RC using WRAP Net Waste Tool

• Implement ‘Quick Wins’

• Encourage and influence designers and architects

‘Closing The Loop’

Sub Head Title

Towards Zero Waste

2009

80%+ Diverted from Landfill

Sub Head Title2010 – 2012?

Advanced Waste Treatment

Material specification – eliminate what cannot be recycled

Working with the best Waste Management Contractors

Towards Zero Waste

IMPROVED WASTE INFRASTRUCTURE IS CRUCIAL

Sub Head Title

Towards Zero Waste

WORKSHOP