You may want to look at the avilable resources on the WRAP website and especially in the toolkit http://measurebuiltenvironment.wrap.org.uk/ on resource efficiency in construction,etc.

I guess material wastage can be looked at using BIM together with Lean construction teechniques. at least that what I think.

The Waste and Resource Management Strategy

The production of waste presents significant challenges to the University as the associated legislative, economic and environmental pressures can be difficult to control and rationalize. This Strategy provides) vision for the sustainable management of waste, which will allow the University to:

• Manage resources more efficiently

• Prevent and minimize waste

• increase recycling and participation

Goals/Objectives

• Minimize waste generation;

• Maximize reuse, composting, recycling and material recovery

• Develop waste management practices in cooperation with the community

• Adjust procurement policies so they are reflective of commitment to waste management principles;

• Ensure waste management practices are safe and effective;

• Minimize costs; and Become a regional leader in waste management.

This will provide the following benefits to the University:

• legislative compliance

• improvements to reputation and image

• implementation of internal policy and strategy commitments;

• cost minimisation and revenue enhancement;

• reduced environmental impact

• support the Data Protection strategy through improved management of confidential waste streams

Technical Report Waste and Resource Management Strategy