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Application filed by Permavoid LtdfiledCriticalPermavoid Ltd
Priority to MYPI20030577priorityCriticalpatent/MY137684A/en
Publication of MY137684ApublicationCriticalpatent/MY137684A/en
A SUB-BASE LAYER FOR USE IN CONSTRUCTION, COMPRISES A PLURALITY OF CONNECTED, SUBSTANTIALLY CUBOID MODULES EACH HAVING A SPACED-APART, SUBSTANTIALLY PARALLEL TOP AND BOTTOM WALLS JOINED BY A PERIPHERAL SIDEWALL DEFINING AN ENCLOSED VOLUME. THE CONNECTION BETWEEN THE MODULES IS EFFECTED BY A PLURALITY OF TIE MEMBERS WHICH PREVENT LATERAL MOVEMENT OF THE MODULES RELATIVE TO ONE ANOTHER. THE LAYER IS PARTICULARLY USEFUL AS LIGHTWEIGHT REPLACEMENT FOR AGGREGATE SUB-BASE LAYERS IN FOUNDATIONS, ROADWAYS, PAVEMENTS, CARPARKS, AND THE LIKE.