ブックタイトル「煉瓦造建造物の保存と修復」英語版

概要

「煉瓦造建造物の保存と修復」英語版

photo 3-4Brick wall repaired by replacement of bricksphoto 3-7Repeated damage of the replaced bricks2 Problems in patching repairEven if the surface of the patched brick is sound, theoriginal brick material remaining inside may furtherdeteriorate after restoration and there is fear of thepatched brick falling off. Therefore, regular inspectionof the repaired areas is indispensable (photo 3-5).? Cleansing wallsRemoval of stubborn efflorescence on walls can damagesound wall surfaces.? Removal of corroded metalThis would involve partial dismantlement of thebrickwork. At the same time, historic and technologicalvalues often discovered in the corroded metal elementsmay deter easy removal of the problematic material.3-3. Present issues regarding damage? Repairing cracked areasEven bricks with minor cracks that can be repaired bymortar injection may be replaced for cosmetic reasons.photo 3-5 Brick wall repaired by patching（inside white lines）3 Problems in repairs with synthetic resinAreas repaired with synthetic resin tend to becomediscolored from exposure to ultraviolet rays (photo 3-6) fn 10 .3-4. ConclusionInformation obtained from these observations have beenorganized into figures 3-1 and 3-2.photo 3-6Brick wall repaired by infill of synthetic resin（inside white lines）? Deterioration of repaired materialsWhen damaged bricks are replaced with new bricks,deterioration may occur in these bricks or areas aroundthe replacement. This can be considered to be a resultof leaving untreated the basic problem of water ingress,as explained in (1), when replacing bricks (photo 3-7).89