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在砖墙面剔槽敷设线管有以下弊端:(1)破坏墙体的整体性,降低砖墙承载能力;(2)线管固定不牢固,处于墙内的位置不易控制准确,并且抹灰层极易空鼓和顺线管开裂;(3)线管抹灰层较薄时,留下安全隐患,例如用户在墙上钉钉子时碰到电线,可能发生触电事故;(4)用工多,浪费材料,碎砖遍地,不利于文明施工。
There are the following drawbacks in laying the line pipe on the brick wall: (1) Destroying the integrity of the wall and reducing the bearing capacity of the brick wall; (2) The line pipe is not firmly fixed, the position within the wall is not easy to control accurately, and the plastering Layers are prone to cracking and line pipe cracking; (3) When the thin layer of plaster is thin, it leaves hidden safety hazards. For example, when a user touches a wire while nailing a nail on the wall, electric shock may occur. (4) There is much labor. Waste of materials, broken bricks everywhere, is not conducive to civilized construction.