Verulam (readers' letters – May 2011)

This paper explores how construction engineering can support sustainability by evaluating recycled materials, balancing energy and CO 2 reduction with cost, performance, and regulatory compliance.

Professor James Brownjohn from the University of Sheffield reports on a new technological data gathering process that monitors the 'health' of structures in real time and provides warnings and alerts should the prognosis change.

Denis Camilleri of DHI Periti, Malta provides a follow-up to his previously published technical note (Volume 89, Issue 5), this time on the subject of calculating the rotational forces on bearing pads.