While the mixture is still wet, workers toss additional marble chips into the panels and run a roller over the entire surface. Terrazzo workers then clean, polish, and seal the dry surface. Cement Masons is in the Building and Construction Career Cluster. However, they do not work outside when it is raining, snowing, or freezing. Working with concrete can be stressful because the work must be done quickly.
Many workers wear knee pads to protect their knees from scrapes and burns.
They also wear water-repellent boots while working in wet concrete. Many cement masons and terrazzo workers are members of unions. Wages vary with training, experience and location. Entry level wages may be lower. National Wages Union workers generally receive higher wages than nonunion workers.