砌体砌筑工程的质量通病及防治(国外英文资料).docVIP

砌体砌筑工程的质量通病及防治(国外英文资料) Quality and control of masonry masonry construction Quality and control of masonry masonry construction Stone masonry (1) the brickwork is vertically connected Phenomenon: stone and stone masonry are connected in each layer, especially in the corner of the wall and in the stubble. Harm: reduces the integrity of the masonry. Reason analysis: (1) flaky, pebble masonry. The staggered groups more way of build by laying bricks or stones. But because of flaky, pebble block is irregular, ignored the overlapping of left and right, up and down, front and rear, QiFeng did not stagger, especially in the unchanged method of build by laying bricks or stones in the corner. (2) the stubble is not correct in the construction interval, and the stubble is not left in the wrong way, but the stubble is stubble. Control method: to strengthen the selection of the stone, and pay attention to the back-and-forth between the left and right sides of the rock. In the corner of the wall, the stone material used for the use of the stone material should be changed. Can select block in flaky, pebbles, form a whole, has a long straight, properly processed, or switch to stone, stone, make it suitable for Ding Shun stack build by laying bricks or stones or the needs of the group of build by laying bricks or stones. (2) two layers of inner lining Phenomenon: the cross-section of the section, which can be found in the outer layers of the masonry. This type of stone masonry has poor bearing capacity, poor stability and high level of horizontal thrust. This phenomenon is especially seen in stone masonry. Harm: the masonry stability is bad, easy to collapse. Reason analysis: (1) improper selection. The stone is too small and the stones are pressed too little, and the stones are not drawn, causing the cross-section to be repeated. (2) the masonry method is not correct. Especially the bridge type, the filling and the double wall method, which can easily cause two layers of inner lini