WALL STRUCTURE FOR CIVIL DEFENSE SHELTER AND A METHOD OF MAKING A WALL STRUCTURE AND A CIVIL DEFENSE SHELTER

摘要

AbstractWall Structure for Civil Defense Shelter andA Method of Making A Wall Structure and A Civil Defense ShelterA wall structure for a civil defense shelter to be formed as part of a building the wall structure comprising a plurality of pre-cast concrete sections which, when joined, form the wall structure. The sections are substantially identical and are generally L-shaped. Each section includes a plurality of vertically-extending tubes, each tube being for forming a void, the voids being filled with concrete subsequent to installation of thesections.Figure 1