PROCEDURE OF REINFORCEMENT OF FOUNDATION AND FOOTING OF EXISTING CONSTRUCTION STRUCTURES Russian patent published in 2003 - IPC

FIELD: construction industry, repair and reconstruction of existing buildings and structures. SUBSTANCE: procedure of reinforcement of foundation and footing of existing construction structure is realized by installation of system of drilled-injected piles that includes drilling of holes with their subsequent filling with grouting. Row of inclined holes passing through foundation of structure is drilled from its inner side, vertical holes are drilled from outer side of structure around its perimeter and vertical holes arranged in rows over area of structure basement are also drilled. Three vertical holes arranged over area of basement are drilled and filled with grouting by pouring it into hole which is adjoining two other drilled-out holes. Grouting is poured till it flows out of their mouths. EFFECT: enhanced reliability of fixing and hydraulic insulation of foundation mass and ground in footing of existing construction structures. 2 cl