Method for repairing crack in historic building wall
A technology of ancient buildings and walls, applied in the field of construction, to achieve good repair effect and enhance the effect of repair strength
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[0023] In view of the lack of technical solutions for repairing cracks in ancient buildings, especially ancient building walls made of rocks in the prior art, the inventor conceived a method for repairing cracks in ancient building walls, especially with a large width. way of the crack. Using this method, aiming at the cracks with a width greater than 10 mm and less than or equal to 30 mm formed in the wall formed by stacking rocks, a plurality of cracks spanning the cracks and perpendicular to the vertical direction of the wall are arranged at equal intervals along the cracks. Saw the steel bar, seal the crack with mixed mortar, install a plurality of grouting nozzles for pouring the mixed mortar into the crack at equal intervals along the crack from the bottom of the crack, and sequentially The mixed mortar is poured into the crack under low pressure through multiple grouting nozzles, so as to repair the crack. In this method, for cracks with larger widths, in addition to c...
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