Reply to the Counterviewpoint from Mr. K.R. Jackson on 'Steel Chimneys - a Cause for Concern' by Mr.

Introduction: Mr Armitage The structural engineer practices his art in a continually changing world. In recent years, the pace of change has quickened dramatically with the emergence of new techniques and with increased awareness of the contribution the engineer can make to the protection and improvement of the environment and to the economic use of resources.

Raft foundations for low-rise buildings In October last year, Mr J. O’Rourke described some methods adopted in the Wrekin District for the construction of raft foundations to counter the effects of mining subsidence. Some amendments to these were suggested by Mr T. Holden Brown in February, but Mr D. R. Robinson, who is with the Poole Borough Council, has now written to express his disagreement with these suggested amendments. He continues: If the cavity is closed by the additional 150mm-thick mass concrete, water running down the cavity will build up on the mass concrete and cause dampness on the inner blockwork and the screed. Verulam

At their meeting in April last, Council reviewed a plan for the future development of Institution activities and services; the plan, reproduced below, was adopted as a discussion document and has been circulated to all Branch Committees and Overseas Representatives.