路牙石主要功能是属于设立在路面中间、两侧或者路侧分割的设施，包括有立式和平式。传统的作业人工作业的铺筑加工方式是通过人工操作来实现，瓦工师傅投入人员多，工作量大，还非常考验作业人员的技术技能。由于人员技术水平曲线导致做出来的产品也优劣不等，费时费力。
The main function of the Roadstone is to set up facilities in the middle of the pavement, on both sides or on the side of the road, including vertical and horizontal. The traditional paving and processing method of manual work is realized by manual operation. The tiler has more staff and heavy workload, and also tests the technical skills of the workers. As a result of the personnel technical level curve, the products produced are also different in quality, time-consuming and laborious.