WALLING SOLUTIONS P RE – TENSIONED WALL Another Innovation which takes Hollow Interlocking Blocks further. The basic behaviour of steel and Concrete in unision is questioned to device a highly Earthquake resistant membrane. P RE – TENSIONED WALL Another Innovation which takes Hollow Interlocking Blocks further. The basic behaviour of steel and Concrete in unision is questioned to device a highly Earthquake resistant membrane. For detailed information Click on the link to download file PRE – TENSIONED WALL Sustainable Strategies for Human Settlement Design