Surface of finished brick layer shall be swept clean before another layer of bricks are laid. Staircase stubble shall be reserved, if necessary, for bricklaying break or rework.

• 每砌一层砖前应将已砌完的砖面清扫干净。砌砖中断或返工拆砖而必须留茬时，应留成阶梯形的斜茬。