| 摘要 |
The invention relates to a prefabricated block intended to form vertical walls by juxtaposition and superposition of a plurality of such blocks, this block consisting of two parallel lateral walls, connected together by at least two transverse ribs. According to the invention, this block 12 comprises one or more positioning lugs 13, 14 which project outwards from one of its upper faces 7 or lower faces, these lugs 13, 14 interacting with the two internal faces 40, 41 of the walls of the block 12 located directly opposite. Application to the construction of a wall by means of prefabricated elementary blocks. <IMAGE>
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