European Cement Research Academy European Cement Research Academy GmbH Tannenstrasse 2 40476 Duesseldorf, GERMANY Phone: +49-211-23 98 38-0 Fax: +49-211-23 98 38-500 [email protected] www.ecra-online.org Chairman of the advisory board: Daniel Gauthier Managing director: Martin Schneider Registration office: Duesseldorf Court of registration: Duesseldorf Commercial registration no.: 47580 No part of this report may be reproduced in any form, by photocopying, scanning, microfilm or otherwise, or incorporated into any information retrieval system without the written permission of the European Cement Research Academy GmbH. Neither the European Cement Research Academy GmbH or the authors of this report shall be liable for any loss of profit or any other commercial damages, including but not limited to special, incidental, consequential or other damages. Technical Report A-2015/1860 Closing the loop: What type of concrete re-use is the most sustainable option?